Answer
$x=4$
Work Step by Step
By the principle of logarithmic equality,
$\ln 2x= \mathrm{l}\mathrm{n}8\quad \Rightarrow\quad 2x=8\quad \Rightarrow\quad x=4$
Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)
by Bittinger, Marvin L.; Ellenbogen, David J.; Johnson, Barbara L.
Published by
Pearson
ISBN 10:
0-32184-874-8
ISBN 13:
978-0-32184-874-1
Chapter 12 - Exponential Functions and Logarithmic Functions - Connecting: The Concepts - Exercises - Page 824: 5
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