Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Chapter 2 - 2.1 - Linear Equations in Two Variables - 2.1 Exercises - Page 170: 85



Work Step by Step

Use the intercept form of the line. $\frac{x}{a}+\frac{y}{b}=1$ (where intercepts are (a,0) and (0,b)) Put the given intercepts into the equation: $\frac{x}{c}+\frac{y}{c}=1$ x+y=c 1+2=c c=3 $\frac{x}{3}+\frac{y}{3}=1$
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