Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 4 - Section 4.3 - Equations and Inequalities Involving Absolute Value - Exercise Set - Page 283: 3



Work Step by Step

Given: $x-2=7$ or, $x=7+2 \implies x= 9$ Now, $x-2=-7$ or, $x=-7+2 \implies x= -5$ Hence, {$-5,9$}
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