0is less than or equal to 2x-10 is less than or equal to 20

The sum of two numbers is 86, and their difference is 20. find the two numbers

Nikolas calculated the volume of the prism. his work is shown below.

Darren earned $663.26 in net pay for working 38 hours. he paid $118.51 in federal and state income taxes, and $64.75 in fica taxes. what was darren's hourly wage? question options: $17.45 $19.16 $20.57 $22.28