Answer
$q=-3$
Work Step by Step
We first subtract 4 from both sides to get
$-3q=13-4$ or $-3q=9$
Then we divide both sides by $-3$ to get,
$q=-3$
Checking gives:
$-3*-3+4=13$ or $9+4=13$
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 - 1.3 Solve Linear Equations - 1.3 Exercises - Skill Practice - Page 21: 14
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