Cindy tutors for $20 per hour and gets a $5 tip.

Part A

Which of the following functions represent this situation, if E is Cindy’s total earnings and h is the number of hours she works?

a
E(h) = 20h + 5
b
E(h) = 5h + 20
c
E(h) = 25h
d
E(h) = 20h