Answer
$x=1.69$
Work Step by Step
Make each side a natural log, and pull down the exponent on the left side. Then divide to solve for $x$.
$19^x=143$
$x\ln(19)=\ln(143)$
$x=\frac{\ln(143)}{\ln(19)}$
$x=1.69$
You can help us out by revising, improving and updating this answer.
Update this answerAfter 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.