Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 4 - Cumulative Review Exercises - Page 340: 4



Work Step by Step

$\frac{x}{4}$-1=$\frac{x}{5}$ 20($\frac{x}{4}$-1)=20($\frac{x}{5}$) $\frac{20x}{4}$-20=$\frac{20x}{5}$ 5x-20=4x 5x-20+20=4x+20 5x=4x+20 5x-4x=20 x=20
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