Problema Solution
A promotional deal for long distance phone service charges a $15 basic fee plus $0.05
per minute for all calls. If Joe's phone bill was $40 under this promotional deal, how
many minutes of phone calls did he make? Round to the nearest integer, if necessary.
Answer provided by our tutors
The time of phone calls is x
The equation is
15+0.05x = 40
So
x = 500
So he made 500 min if phone calls