9
It costs only $0.25 per hour to play at Cybernet Cafe, but
there is a one-time membership fee of $25.00. Which
equation could you use to find the total cost D, in dollars,
of playing for n number of hours?
A D = 25n + 2500
BD = 0.25n + 25
с
D
n = + 25
0.25
On = 0.250D + 25)