Answer
$x = 6$
Work Step by Step
$3x + 18 = 7x-6$
$3x - 7x = -6 - 18$
$-4x = -24$
$4x = 24$
$x = 6$
Check:
$3(6) + 18 \overset{?}{=} 7(6)-6$
$18 + 18 \overset{?}{=} 42-6$
$36 = 36$
Intermediate Algebra: Connecting Concepts through Application
by Clark, Mark; Anfinson, Cynthia
Published by
Brooks Cole
ISBN 10:
0-53449-636-9
ISBN 13:
978-0-53449-636-4
Chapter 1-6 - Cumulative Review - Page 547: 2
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