4. You can choose between two tennis courses at two university campuses to learn how to play tennis.
Campus A charges $25 per hour. Campus B charges $20 per hour plus a one-time registration fee of
$10.
a.
Write a system of equations to represent the cost c for h hours of court use at each campus.
b.
Find the number of hours for which the costs are the same
c.
If you want to practice for a total of 10 hours, which university campus should you choose?
d. When is it cost effective to use campus A? Campus B?