Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 6 - Systems of Equations and Inequalities - 6-2 Solving Systems Using Substitution - Standardized Test Prep - Page 373: 44



Work Step by Step

Given: 2x+3y=144 => 3y=144-2x => y=48-$\frac{2}{3}$x y-x=24 => y=24+x 48-$\frac{2}{3}$x=24+x => 48-24=$\frac{2}{3}$x+X => 24=$\frac{5}{3}$x => x=$\frac{72}{5}$
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