Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 12 - Section 12.7 - Common Logarithms, Natural Logarithms, and Change of Base - Exercise Set - Page 890: 44



Work Step by Step

$\ln (2x+5)=3.4$ Rewriting in exponential form, $2x+5=e^{3.4}$. Now solving for x: $2x+5=e^{3.4}$ $2x=e^{3.4}-5$ $x=\frac{e^{3.4}-5}{2}\approx12.4821$.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.