Answer
$x=12$
Work Step by Step
Adding x+27 to both sides,
$36=3x$
Divide both sides 3,
$12=x$
$-12+9=-3$ is correct after plugging back in.
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: 9
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