Answer
$x=-5,9$
Work Step by Step
The absolute value of multiple terms will change the other side to positive or negative when simplified.
$|x-2|=7$
$x-2=7$
$x=9$
$x-2=-7$
$x=-5$
$x=-5,9$
College Algebra (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-32178-228-3
ISBN 13:
978-0-32178-228-1
Chapter 1 - Equations and Inequalities - Exercise Set 1.6 - Page 179: 63
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