Answer
$x=-5$
Work Step by Step
$\ln(x+9)=\ln4$
Using the One-to-One Property:
$x+9=4$
$x=4-9=-5$
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 5 - Review Exercises - Page 412: 43
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