# Chapter 6 - Logarithmic Functions - Chapter Review Exercises - Page 542: 38

$x\approx-0.021$

#### Work Step by Step

Take the log of both sides, and then use the power property. $7^{x+2}=47$ $(x+2)\log7=\log47$ $x+2=\frac{\log47}{\log7}$ $x=-2+\frac{\log47}{\log7}$ $x\approx-0.021$

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.