Answer
$x = 16$
Work Step by Step
$\log_2 (4x) = 6$
$2^{6} = 4x$
$64 = 4x$
$x = 16$
Check:
$\log_2 (4(16)) \overset{?}{=} 6$
$\log_2 (64) \overset{?}{=} 6$
$\log_2 (2^{6}) \overset{?}{=} 6$
$6 = 6$
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 6 - Logarithmic Functions - 6.6 Solving Logarithmic Equations - 6.6 Exercises - Page 534: 5
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