## College Algebra (10th Edition)

$\left\{-5, 5\right\}$
RECALL: If $|x| = a$, then either $x=a$ or $x=-a$. Using the rule above gives: If $|x|=5$, then either $x=5$ or $x=-5$. Therefore, the solution set is $\left\{-5, 5\right\}$.