Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 12 - Review: 26

Answer

$x=-\frac{4}{3}$

Work Step by Step

Step 1: $2^{3x}=\frac{1}{16}$ Step 2: $2^{3x}=16^{-1}$ Step 3: $2^{3x}=(2^{4})^{-1}$ Step 4: $2^{3x}=2^{-4}$ Step 5: $3x=-4$ Step 6: $x=-\frac{4}{3}$
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