Answer
$x=3.664$
Work Step by Step
$e^x-8=31$
$e^x=39$
$\ln e^x=\ln39~~$ (Using the Inverse Property: $\ln e^x=x$):
$x=\ln39\approx3.664$
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 5 - 5.4 - Exponential and Logarithmic Equations - 5.4 Exercises - Page 395: 23
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