Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 2 - Equations, Inequalities, and Problem Solving - 2.2 Using the Principles Together - 2.2 Exercise Set - Page 94: 8

Answer

Choice E

Work Step by Step

To solve $ 4x+5x=12 ,$ simplify first the left side to give $9x=12.$ Hence, $\text{ Choice E .}$
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