# Write An Equation From Words Calculator Soup

Red Bold is each completed step. It is presented in a number line. Right from compound inequalities calculator to rational numbers, we have got every aspect discussed. Free online calculators for math, algebra, chemistry, finance, plane geometry and solid geometry. Area is a quantity that describes the size or extent of a two-dimensional figure or shape in a plane. 9 Use variables to represent two quantities in a real-world problem that change in relationship to one another; write an equation to express one quantity, thought of as the dependent variable, in terms of the other quantity, thought of as the independent variable. So an equation is like a statement "this equals that". A mixed fraction is a fraction of. I will figure out if what you typed is an equation. For example, let us solve this equation: 3 + x = 4. Lectures on Nonlinear Integrable Equations and their Solutions by A. In case you will need assistance on equations or equation, Rational-equations. The complex number equation calculator returns the complex values for which the quadratic equation is zero. Calculatorsoup. solve y = 2x, y = x + 10. The acceleration calculator is based on three various acceleration equations, where the third is derived from Newton's work: a = (v_f - v_i) / Δt, a = 2 * (Δd - v_i * Δt) / Δt², a = F / m, where: a is the acceleration, v_i and v_f are respectively the initial and final velocities, Δt is the acceleration time,. Write the half-life equation and place the above values in that equation: T = 60 seconds. 4) Click the 'Calculate' button. Algebra word problems. The solve for variable calculator identifies the variables then add or subtract variables on one side and add or subtract the whole numbers on other side. 2k + 3 = 10. com is a Math website. Verbal Phrase Calculator. Practice for slope, y-intertcept, and writing equations Write the slope-intercept form of the equation of each line given the slope and y-intercept. For example, do not enter 5 (3-4). Solve math problems using order of operations like PEMDAS, BEDMAS and BODMAS. com and learn solving linear equations, common factor and numerous additional math subjects. Expanded Form: 5,000 + 300 + 20 + 5 = 5,325. System of two linear equations in two variables a 1 x + b 1 y = c 1 a 2 x + b 2 y = c 2 a 1 x + b 1 y = c 1 a 2 x + b 2 y = c 2. Solve advanced problems in Physics, Mathematics and Engineering. The company can produce 2 and a half cellos a day (d). Algebra Calculators Calcurator Org. Answer: Slope = y 2 − y 1 x 2 − x 1 0 − 3 10 5 − 1 2 − 3 10 9 2 − 3 10 ⋅ 10 9 2 ⋅ 10 − 3 45 − 1 15 Slope Intercept : y = − 1 15 x + 1 3 Standard Form : 1 x + 15 y = 5. Polymathlove. Fraction equation calculator soup tessshlo resource echocommunity org solver solving equations with fractions how to write a on simplify steps math formulas solve the radical simplifying free worksheets 4th grade mixed numbers for 2nd jaimie bleck Fraction Equation Calculator Soup Tessshlo Calculator Soup Resource Echocommunity Org Equation Solver Calculator Soup Tessshlo Solving Equations. This summation notation calculator can sum up many types of sequencies including the well known arithmetic and geometric sequencies, so it can help you to find the terms including the nth term as well as the sum of the first n terms of virtualy any series. Khan Academy is a 501(c)(3) nonprofit organization. You will also find the discount savings amount. mediterranean diet diabetes meal plan pdf 📋variation. You can input only integer numbers or fractions in this online calculator. Supports miles per hour (mph), kilometers per hour (km/h), yards per hour (yd/h), feet per second (ft/s), meters per second (m/s), and others. Show details. When you simplify, if the y-value you get is the same as the y-value in the ordered pair, then that ordered pair is indeed a solution to the equation. Going the other way (solving the y equation for t first and subbing that in) should yield the same answer. Type the following: 4x+7=2x+1; Try it now: 4x+7=2x+1 Clickable Demo Try entering 4x+7=2x+1 into the text box. forty-nine and one hundredth. Applied Algebra: Modeling and functions compiled by Sean Laverty on behalf of others, Katherine Yoshiwara. com is the ideal site to take a look at!. – Chris Hawkes Jan 14 '14 at 14:33 How are you handeling the case when the name of the currency consists of two words?. http://writinghelper. Therefore, we must remove the coefficient. Write an equation for the relationship shown in the table. It converts a long number into an easily readable standard form. com and learn solving linear equations, common factor and numerous additional math subjects. com Tel: 800-234-2933;. let's say I have the equation y is equal to X plus 3 and I want to graph all of the sets all of the coordinates X comma Y that satisfy this equation right there and we've done this many times before so we draw our axis our axes that's my Y axis that's my y-axis this is my x-axis that's my x axis and this is already in MX plus B form or slope-intercept form the y-intercept here is y is equal to. You will also find the discount savings amount. Solving Two Step Equations: The Basics This video explains how to solve basic two step equations. a, b, x, y, z. You may enter data in one of the following two formats: Each x i,y i couple on separate lines: x 1,y 1 x 2,y 2 x 3,y 3 x 4,y 4 x 5,y 5; All x i values in the first line and all y i. I hope it will be helpful for you to generate your own calculator word puzzles, such as the ones described on that page. Show or explain how you got your answer. This free slope calculator solves for multiple parameters involving slope and the equation of a line. OR angle of incline (θ) = °. (b) Find an equation of the regression line of y on x. There are sets of worksheets with word form descriptions of numbers with various digits (two digits, three digits, four digits and six digits) as well as worksheets with a mix. Applied Algebra: Modeling and functions compiled by Sean Laverty on behalf of others, Katherine Yoshiwara. ) Share this URL. Get homework help fast! Search through millions of guided step-by-step solutions or ask for help from our community of subject experts 24/7. 40, divide $2. A coefficient is a number that is multiplied by the variable. Write your results as equations. Word problems on trains. Base 2 To Base 4; Base 2 To Base 8; Base 2 To Base 10; Base 4 To Base 8; Base 4 To Base 10; Base 8 To Base 10; Unit. 5\) Very next, you need to divide slope \((m)\) by the new number of the order and place it in front of the new \(x\). I think it has something to do with square roots although I am not certain what. Note that while some scientific calculators allow a minus sign to stand in for a negative symbol, the reverse is less common. Just enter your numerical expression in the big box right beneath the "calculate" and "clear" button and hit the calculate button. Any equation that relates the first power of x to the first power of y produces a straight line on an x-y graph. are the factors of the quadratic equation. Step 2 Simplify by combining like terms on each side of the inequality. If you feel difficulty in solving some tough algebraic expression, this page will help you to solve the equation in a second. Examples: Fe, Au, Co, Br, C, O, N, F. This y-value is therefore also the y-intercept. Logarithmic Equations Calculator Get detailed solutions to your math problems with our Logarithmic Equations step-by-step calculator. 5 % in exponential decay function. , CRCKT, (IE) Thus we have total 6 6 letters where C occurs 2 2 times. Use our new COVID-19 social distancing impact calculator to see why you don’t need to take the risk, for you, for your family, for your friends, for all of us, calculate it!. An online standard form calculator is the tool that allows you to convert the number in the standard form. 2 − x − 3 = 3 x + 1. To see an example of how the PEMDAS solver calculates a solution, and what types of problems the calculator is set up to handle, select a math expression from the drop-down menu. In this lesson, we will learn how to solve multi-step equation word problems. The company can produce 2 and a half cellos a day (d). Once you can create and solve equations, word problems are a breeze. The calculator displays the equation and the solution to the equation if any. 5\) becomes \(x3. Hoping for a renaissance, we've dredged out a filthy old calculator and provided some reminders of this language's unique vocabulary. About Exponential Decay Calculator. Try the MathWay Calculator at Integers. com and learn solving linear equations, common factor and numerous additional math subjects. Enter the information into the Meal Calculator spreadsheet including number of servings for each individual ingredient or recipe. Even dictate equations with your voice. According to my calculator. In other words, we want to move everything except "x" (or whatever name the variable. 1/10000 = 0. When you enter an expression into the calculator, the calculator will simplify the expression by expanding multiplication and combining like terms. It works with unlike fractions, as well as, like fractions. com and understand study guide, formula and lots of other math subjects. Watch this video lesson to learn how you can write a simple math equation when you are given a word problem. Solve nearly any equation Check out this cool calculator that can handle nearly any calculation you can think of!. If you are using mixed numbers, leave a single space between the whole number and fraction part. Then add the numerator. So whoever wrote this question is suffering from a severe case of recto-cranial inversion. There are nontrivial diﬀerential equations which have some constant solutions. Calculators used by this calculator. It also outputs direction vector and displays. The marks for each question are shown in brackets – use this as a guide as to how much time to spend on each question. Rational-equations. To solve an equation, we use the addition-subtraction property to transform a given equation to an equivalent equation of the form x = a, from which we can find the solution by inspection. Use this value in either equation to solve for a. absolute and radical equations, step-by-step. Often, we are asked to determine which of two given items is a "better buy". Calculate Discount from List Price and Sale Price. More calculators will be added soon - as well as many new great features. To interpolate the y 2 value: x 1, x 3, y 1 and y 3 need to be entered/copied from the table. We hope that the students would have understood the stuff given on "Expressions and equations". An online standard form calculator is the tool that allows you to convert the number in the standard form. Equation Puzzle(New) This is an interactive crossword puzzle with key vocabulary words related to equations. Enter fractions and press the = button. Say you have the proportion 4/5 = 12/x and need to find x. Examples: Fe, Au, Co, Br, C, O, N, F. Use this popular fractions calculator to add, subtract, multiply and divide fractions, including mixed number fractions. For example, the linear equation x 1 - 7 x 2 - x 4 = 2. In affect, the unit rate calculator is a type of ratio calculator as the two figures are in direct relationship to each other. An equation in this form describes how the y coordinate for a point on the line is calculated given an x coordinate. Analysis: We can write a fraction and a decimal for the part of the school that consists of boys. You can substitute (0, 1) and (4, 9) for (x 1, y 1) and (x 3, y 3) respectively. Example 1 Write an equation equivalent to. 0001 = 1 x 10 -4. Getting started is simple — download Grammarly’s extension today. Calculate the list price, discount percentage or sale price given the other two values. An improper fraction is a fraction whose nominator is greater than its denominator. The calculator solves the triangle specified by three of its properties. Simplify each side. The number in front of the variable should be the number 1. This projectile calculator makes your task easier as you don’t have to perform manual calculations with projectile motion equations to find the values for projectile motion. Question 8. Example 1 The table shows the plan's monthly cost y for a given number of included minutes x. The first thing you have to remember is that "less than" symbol looks like the letter L ("less than" symbol is "<"). Summary: An algebraic equation is an equation that includes one or more variables. A = 100 ( 0. For example: 1/2 ÷ 1/3. When you insert a new equation Use the side panel to write an equation with a finger, stylus, or your mouse. Online math calculators and solvers. For example, 2 to the power of 2 = 2 x 2 = 4, 4 to the power of 2 = 4 x 4 = 16, 172 to the power of 2 = 172 x 172 = 29,584. Slope Intercept Calculator finds the equation in slope intercept form! Enter 2 points or 1 point and the slope, and we'll do the rest!. how to solve x,y equations ; use calculator to write the expression as a decimal rounded to three places ; solve two variables TI 89 ; free cat math question papers ; trigonometry formulas, percentage of similarity ; factoring program on calculator ; solving systems of second order differential equations in matlab\ free online graphing calculator. It’s easy to solve equations when you understand what they mean. Insert built-in equation Write new equation Edit equations Ink equations. Time allowed: 45 The student investigated the reaction which takes place when soup powder is added to cold water. Simplifying Fractions Calculator. To avoid ambiguous queries, make sure to use parentheses where necessary. Khan Academy is a 501(c)(3) nonprofit organization. for two and three-fiths, enter " 2 3/5 ". Enter your fractions in the above calculator. ( a b) \Big (\dfrac {a} {b}\Big) (ba. For instance, each algebra word problem solver of. "Microsoft Office Word 2007 includes built-in support for writing and editing equations. By using this website, you agree to our Cookie Policy. Exponential equation with unlike bases. To calculate density, you divide the mass by the volume. Virtual Sheet Music® - Download high-quality sheet music, MIDI and Mp3 files. Whole number 2 equally 2 * 3 / 3 = 6 / 3 b) Add the answer from previous step 6 to the numerator 1. Exponential Decay Formula. Use an online math calculator to calculate Factors, Fractions, Math, Scientific Notation, Mixed Numbers, Percentages, Prime Factors, Simplifying Fractions and Help working with fractions. Try Chegg Study today!. Subtracting fractions calculator. How do I change it into an int and equate the answer? I was thinking something like this but it would give an error. m = slope, the change in the y-value each time the x-value increases by 1 b = y-intercept, that y-value when x = 0. Combine all numerical terms with each other. Equation calculator. two hundred sixteen and two hundred thirty-one thousandths. ( a b) \Big (\dfrac {a} {b}\Big) (ba. No matter whether you want to solve an equation with a single unknown, a system. 9 Use variables to represent two quantities in a real-world problem that change in relationship to one another; write an equation to express one quantity, thought of as the dependent variable, in terms of the other quantity, thought of as the independent variable. Come to Polymathlove. The standard form calculator is used to convert the numbers into standard form by placing the decimal value in the number. Instructions. Identify the x-value in the ordered pair and plug it into the equation. Choose Insert > Equation and select Insert New Equation from the bottom of. com and uncover factoring polynomials, simplifying and loads of additional math subjects. Equation Puzzle(New) This is an interactive crossword puzzle with key vocabulary words related to equations. Now we can finish writing our equation: x = 0. For instance, each algebra word problem solver of. Simply enter your problem and click Answer to find out if you worked the problem correctly. Do opposites really attract in romantic love? Elizabeth thinks she detests Darcy because his qualities (or as. The main difference between one-step equationsand two-step equations is that one more step you need to do in order to solve a two-step equation. The words in this Word List are Practical Grammar and Composition,The Art Of Writing & Speaking The English Language. You can try to copy equations from other printed sources and paste them here and, if they use ÷ for division and × for multiplication, this equation In other words, multiplication and division are performed during the same step from left to right. Lectures on Nonlinear Integrable Equations and their Solutions by A. In the function y = 3x −2 y = 3 x − 2, the variable y represents the function of whatever inputs appear on the other side of the equation. Area is a quantity that describes the size or extent of a two-dimensional figure or shape in a plane. The step-by-step calculation help parents to assist their kids studying 4th, 5th or 6th grade to verify the work and answers of writing equivalent ratios homework and assignment problems in pre-algebra or in ratios and proportional relationships (RP) of common core state. The equation of a horizontal line is y = b where b is the y-intercept. Cite this Article. The value of this number can vary (change). Fields above the solid black line represent the numerator, while fields below represent the denominator. This activity has 10 problems that has students write an equation of a line in slope-intercept form when given two points on the line. 2k + 3 = 10. The calculator will find the `x` (exact and numerical, real and complex) in the given equation. If a = 0, then the equation is linear, not quadratic, as there is no ax² term. Some people prefer to solve percent equations by using the proportion method. We maintain a whole lot of high quality reference materials on topics varying from exponents to factors. Click on the "Add More" link to add more numbers to the sample dataset. The equation will also have a constant, which is a number you need to add or subtract from the variable to equal a certain sum or difference. this makes 5*1=5 1 letter words. This domain provided by pairdomains. Required number of ways. can be entered as: x 1 + x 2 + x 3 + x 4 =. how to recognize and represent proportional relationships between quantities, proportional relationships, Common Core Grade 7, 7. The equation of a horizontal line is y = b where b is the y-intercept. All geometric formulas are explained with well selected word problems so you can master geometry. A ruler, a protractor and a pair of compasses required. Step 1: Enter the system of equations you want to solve for by substitution. Apply the above mentioned properties and solve it as, y 3 ⋅ y − 5 = y 3 ( 1 y 5) = y 3 y 5 = y × y × y y × y × y × y × y = 1 y × y = 1 y 2. Iterative Methods for Non-Linear Systems of Equations A non-linear system of equations is a concept almost too abstract to be useful, because it covers an extremely wide variety of problems. We would like to show you a description here but the site won’t allow us. Often, we are asked to determine which of two given items is a "better buy". (PEMDAS Warning) This calculator solves math equations that add, subtract, multiply and divide positive and negative numbers and exponential numbers. (See Example 4. v f = SQRT( 2 • g • h i ) The crux of the problem becomes determining the initial height of the child. Available as a mobile and desktop website as well as native iOS and Android apps. linear equations calculator soup, Calculator Soup®. Select the mathematical operation you would like to perform (add, subtract, multiply, divide) using the gray dropdown select box between the two fractions. If ever you need assistance on rational functions or even inequalities, Factoring-polynomials. In American English, percent is the most common variant (but per mille is written as two words). In the equation 1/3 x 1/2, 1/3 would be the multiplicand. Based on the promo clip, PhotoMath, dubbed a “smart camera calculator,” appears to use smartphone cameras to scan a photo of a math equation in a textbook and display the answer instantly. a, b, x, y, z. 0001 = 1 x 10 -4. Linear equations calculator soup solving with variables and inequalities one step simplify equation quadratic by. com is a Math website. Equation solver: equation_solver. com Tel: 800-234-2933;. " Enter Fraction #2 into the second box. Features: Calculator | Practice Problem GeneratorTags: equation, unknown. The equations section lets you solve an equation or system of equations. This lesson explains the partial products algorithm for multiplying two- or three-digit numbers in columns that can be easier for some students than the standard algorithm of multiplication. Thus, the given expression becomes, 1 y 2. You just need to type in the expressions on the left and right side of the "=" sign. ) and you can get travel time having. The formula is: − b ± b 2 − 4 a c 2 a. Step 1: Enter the system of equations you want to solve for by substitution. Note that while some scientific calculators allow a minus sign to stand in for a negative symbol, the reverse is less common. com wishes everyone to BE WELL, STAY WELL, GET WELL. 2 (k + 3) = 10. In this interactive math lesson, students will accomplish the following tasks: * Choose the phrase that matches the algebraic expression. Solving two-step equations will help introduce students to solving equations in multiple steps, a skill necessary in Algebra I and II. for one third, enter " 1/3. Write Algebraic Expressions. Write a word problem that can be represented by a table and equation. E Notation E notation, which is also referred to as exponential notation, is like scientific notation in that it involves multiplying a decimal number between 1 and 10 by 10 raised to a given power. • Use the addition or the subtraction property of equality to write the equation with all variable terms on one side, and all constants on the other side. (See Example 4. let's say I have the equation y is equal to X plus 3 and I want to graph all of the sets all of the coordinates X comma Y that satisfy this equation right there and we've done this many times before so we draw our axis our axes that's my Y axis that's my y-axis this is my x-axis that's my x axis and this is already in MX plus B form or slope-intercept form the y-intercept here is y is equal to. For instance, each algebra word problem solver of. Going the other way (solving the y equation for t first and subbing that in) should yield the same answer. Two Step Equations Calculator Soup Tessshlo. Choose Insert > Equation and choose the equation you want from To type an equation from scratch, press Alt += on your keyboard. seventy-six thousand, fifty-three and forty-seven hundred-thousandths. In algebra, a quadratic equation (from the Latin quadratus for "square") is any equation that can be rearranged in standard form as ax²+bx+c=0 where x represents an unknown, and a, b, and c represent known numbers, where a ≠ 0. 2 (k + 3) = 10. Chemical compound molar mass; Gaussian Method for system of linear equations with any number of variables. The following is the exponential decay formula:. What is food preservation? 8. Red Bold is each completed step. Take a look at this equation: 3x = 9. Ascending & Descending Order Calculator is a tiny web application that can list the given set of decimal or fraction numbers in both increasing & decreasing order. " Enter Fraction #2 into the second box. (b) Find an equation of the regression line of y on x. If you have information about one or more reactants, select Reactant Amount Given; Otherwise, select Product Amount Given. Dec 1, 2017 - Learn to write a polynomial for Word problems involving perimeter and area of rectangles and circles by Susan Johnsey of Math in a Box More information Polynomial equation word problems (solutions, examples, videos, worksheets, games, activities). In the event that you need to have advice on practice or even math, Factoring-polynomials. ᅠ ᅠ ᅠ ᅠ ᅠ ᅠ ᅠ ᅠ ᅠ ᅠ ᅠ ᅠ ᅠ ᅠ ᅠ ᅠ ᅠ ᅠ ᅠ ᅠ ᅠ ᅠ ᅠ ᅠ Select Download Format Mixed Number In Simplest Form Calculator Soup. I’ve been trying to solve those questions since the past 4 days now and still haven’t been able to solve even a single one of them. Calculator Soup®. ax 2 + bx + c = 0. show the sector area formula and explain how to derive the equation yourself without much effort. The calculator will evaluate the definite (i. Answer: Slope = y 2 − y 1 x 2 − x 1 0 − 3 10 5 − 1 2 − 3 10 9 2 − 3 10 ⋅ 10 9 2 ⋅ 10 − 3 45 − 1 15 Slope Intercept : y = − 1 15 x + 1 3 Standard Form : 1 x + 15 y = 5. This domain provided by pairdomains. Example: type in (2-3i)*(1+i), and see the answer of 5-i. Solving One-Step Equations Multiplication Equations. Teachers grader. Use this page to reduce a fraction to it's lowest terms. Write a word problem that can be represented by a table and equation. Available as a mobile and desktop website as well as native iOS and Android apps. Calculatorsoup. When a linear equation is graphed, b is that y-value where the graph crosses the y-axis. Subtracting fractions calculator. Here you will find free loan, mortgage, time value of money, math, algebra, trigonometry, fractions, physics, statistics, time & date and conversions calculators. Calculate the list price, discount percentage or sale price given the other two values. By now you should have a basic understanding of the order of operations. Use our new COVID-19 social distancing impact calculator to see why you don’t need to take the risk, for you, for your family, for your friends, for all of us, calculate it!. 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Fraction equation calculator soup tessshlo resource echocommunity org solver solving equations with fractions how to write a on simplify steps math formulas solve the radical simplifying free worksheets 4th grade mixed numbers for 2nd jaimie bleck Fraction Equation Calculator Soup Tessshlo Calculator Soup Resource Echocommunity Org Equation Solver Calculator Soup Tessshlo Solving Equations. Calculatorsoup. Verbal Phrase Calculator. Second calculator finds the line equation in parametric form, that is,. Two times the sum of a number k and three is ten. tessshebaylo. Concentration calculator allows you to calculate molar concentration, mass of compound, volume and formula weight of a chemical solution. No matter whether you want to solve an equation with a single unknown, a system. After you enter the expression, Algebra Calculator will solve the equation 4x+7=2x+1 for x to get x=-3. it depends on the type of the scientific calculator you are using. Algebra Calculators Calcurator Org. Equation form:. Free math lessons and math homework help from basic math to algebra, geometry and beyond. If you're seeing this message, it means we're having trouble loading external resources on our website. A coefficient is a number that is multiplied by the variable. x = − b ± b 2 − 4 a c 2 a. Instructions:: All Functions. The Roman Numeral Calculator lets you do basic math with Roman numerals. Causey shows you step by step how to take a chemical reaction in words and write a balanced chemical equation. This system has been known and used since ancient times, the word comes from a latin “per cenum” that literally means “by the hundred”. Enter the information into the Meal Calculator spreadsheet including number of servings for each individual ingredient or recipe. nutcracker a compound lever used to crack nuts open. Solve by Substitution Calculator. The statement is "(nine) is (forty-five percent) of (some number)", so the variable stands for a number, and the equation is: 9 = (0. 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Here you will find free loan, mortgage, time value of money, math, algebra, trigonometry, fractions, physics, statistics, time & date and conversions calculators. Subtracting fractions calculator. This domain provided by pairdomains. Word problems on trains. Get homework help fast! Search through millions of guided step-by-step solutions or ask for help from our community of subject experts 24/7. Calculator Use. Lectures on Nonlinear Integrable Equations and their Solutions by A. Solving One-Step Equations Multiplication Equations. Reading this problem, you see that the equation here is 31 - x = 19. Calculator Soup is a free online calculator. [Recurring decimal to fraction calculator] ( /show/calculator/recurring-decimal-to-fraction ) is also available. The equations section lets you solve an equation or system of equations. Algebra word problems. 15 * 20 = 3. This free slope calculator solves for multiple parameters involving slope and the equation of a line. Anything you write on the formulae page will gain NO credit. For example, you've got three polynomials p₁(x) = 1 , p₂(x) = 3x + 3 , p₃(x) = x² - x + 1 and you want to express the function q(x) = 2x² + x + 3 as a linear combination of those polynomials. View more examples ». All you need to enter any number and convert/transform it into standard form (i:e is a number and a power of \( 10 \) ). In other words, y is a function of x. These problems involve decimals and fractions. let's say I have the equation y is equal to X plus 3 and I want to graph all of the sets all of the coordinates X comma Y that satisfy this equation right there and we've done this many times before so we draw our axis our axes that's my Y axis that's my y-axis this is my x-axis that's my x axis and this is already in MX plus B form or slope-intercept form the y-intercept here is y is equal to. Cu + O2 + CO2 + H2O = Cu2 (OH)2CO3. How to Solve Proportion Problems with This Calculator? 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