Answer
$x=-2$
Work Step by Step
$5^x=\frac{1}{25}$
$5^x=\frac{1}{5^2}$
$5^x=5^{-2}$
Using the One-to-One Property:
$x=-2$
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 5 - Chapter Test - Page 415: 21
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