Answer
$x=\pm\frac{10}{3}$
Work Step by Step
$|-3x|=10$
$\displaystyle -3x=\pm 10$
$x=\pm\frac{10}{3}$
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.