Intermediate Algebra: Connecting Concepts through Application

Published by Brooks Cole
ISBN 10: 0-53449-636-9
ISBN 13: 978-0-53449-636-4

Chapter 1-6 - Cumulative Review: 2

Answer

$x = 6$

Work Step by Step

$3x + 18 = 7x-6$ $3x - 7x = -6 - 18$ $-4x = -24$ $4x = 24$ $x = 6$ Check: $3(6) + 18 \overset{?}{=} 7(6)-6$ $18 + 18 \overset{?}{=} 42-6$ $36 = 36$
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