It costs $32 per hour plus a flat fee of $16 for a plumber to make a house call. After writing an equation for this situation, suppose the total cost to have a plumber come to a house is $112. How many hours did the plumber work?

Jane evaluates x^2-3x+5 for x=2 below. step 1: (-2)^2-()+5 step 2: =-4+6+5 step 3: =7 what, if any, was jane’s mistake? a)jane made no mistakes. b)jane incorrectly evaluated(-2)^2 in step 2. c)jane incorrectly added the terms in step 3. d)jane incorrectly substituted in x=-2in step 1.