Answer
$x=0.064$
Work Step by Step
$18+4\ln x=7$
$4\ln x=-11$
$\ln x=-\frac{11}{4}$
$e^{\ln x}=e^{-\frac{11}{4}}$
$x=e^{-\frac{11}{4}}=0.064$
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: 25
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