Use the information about the plumber for numbers 11-15.A plumber charges $50 per hour plus a $100 inspection fee. The cost for x hours of work is given bythe function f(x) = 50x + 100.

Use the information about the plumber for numbers 1115A plumber charges 50 per hour plus a 100 inspection fee The cost for x hours of work is given bythe functi class=