a computer repairman charges an initial fee of $100 plus an hourly fee of $75. Mr. Billings paid the repairman $475. How many hours did the repairman work?
Accepted Solution
A:
475 - 100 = 75x Subtract 100 from the 475 375 = 75x Divide both side w 75 . The 75 on the X side cancels out 375/ 75 = 5 X= 5