# Appendix D - Exercise Set: 13

{$-2,7$}

#### Work Step by Step

Step 1: $|2x-5|=9$ Step 2: Using the absolute value property, $2x-5=9$ or $2x-5=-9$ Step 3: $2x-5+5=9+5$ or $2x-5+5=-9+5$ Step 4: $2x=14$ or $2x=-4$ Step 5: $x=7$ or $x=-2$ Step 6: Therefore, the solution set is {$-2,7$}

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.