Answer
$x=-5$
Work Step by Step
Add 10 to both sides,
$-6x=30$
Divide both sides by negative 6,
$x=-5$
Plug it back in,
$30-10=20$ which is correct.
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 2 Linear Equations and Functions - Prerequisite Skills - Page 70: 8
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