Kinda bored talk to meh, take the points

Find the domain of the following expression: 1/(√x)-2

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

If each bricks costs and he can only buy one brick how much will it cost him to get the material to put around the outside of his garden?