DJ Ralph charges a $60 event fee plus $20 per hour. DJ Felicia charges an $80 event fee plus $15 per hour.

Which equation can be used to determine the number of hours for both DJ’s charges to be equal to each other.

A. 60h + 20 = 80h + 15

B. 20h + 60 = 15h + 80

C. 60h = 20h + 80

D. 20h = 15h + 80

Answer: The correct answer is 20h = 15h + 80.