5) Mario owns a plumbing business. He charges an hourly rate plus a onetime set up fee. His first job was 4 hours and he charged $450. His second job was 3 hours and he charged $675. If his set up fee is $150, how much does he charge per hour?

according to egenuity the answer is

step-by-step explanation:

d. 344.22

well kind of. you get friend requests. and you can accept them or not so yes.

step-by-step explanation:

      2

  2 is to go somewhat to the top right of a because it is squared    

v= a h/3