Answer
$x=8$
Work Step by Step
$2x-7=9$
$2x=9+7$
$2x=16$
$x=8$
Checking,
$8*2-7=9$
$9=9$
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 12 Sequences and Series - Prerequisite Skills - Page 792: 5
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