Answer
$x = 12$ or $x = -16$
Work Step by Step
$|\frac{x+2}{2} | = 7$
$\frac{x+2}{2} =7 $ or $\frac{x+2}{2} = - 7$
$x+2 = 14 $ or $x+2 = - 14$
$x = 12$ or $x = -16$
Precalculus (6th Edition)
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
013421742X
ISBN 13:
978-0-13421-742-0
Chapter 1 - Equations and Inequalities - 1.8 Absolute Value Equations and Inequalities - 1.8 Exercises - Page 167: 14
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