Appendix D - Exercise Set - Page 994: 13

{$-2,7$}

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 {$-2,7$}