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: 7


Choice C

Work Step by Step

To solve $ 3x-1=7 ,$ add $1$ first to both sides to give \begin{array}{l}\require{cancel} 3x-1+1=7+1 \\\\ 3x=7+1 .\end{array} Hence, $\text{ Choice C .}$
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