3. Mikey works at a bike repair shop. He charges $22 per hour, plus a fixed fee of $9, shown by the function f(x) = 22x + 9. In this equation, what does
the x represent?
the number of hours Mikey worked
the amount Mikey charged per hour
the fixed fee
the total cost of the repair job
4. Using Mikey's function in #3, how many hours did he work if he charged
his client $119
O 4 hours
5 hours
0 6 hours
7 hours