Answer
$y=3$ or $y=-5$
Work Step by Step
$|3y+3|=12$ implies $3y+3=12\\3y=9\\y=3$ or $3y+3=-12\\3y=-15\\y=-5$.
Here, we don't have extraneous solutions. Thus $y=3$ or $y=-5$.
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 1, Equations and Inequalities - 1.7 Solve Absolute Value Equations and Inequalities - 1.7 Exercises - Quiz for Lessons 1.6-1.7 - Page 58: 8
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