Question

As a membership fee, a health club charges a one-time amount of $40 and charges $25 for each month. The total fee after m months is $240. What is the value of m?

Answer 1

240-40=200
200/25=8
m=8

Answer 2

240 = 40 + 25m
-40 -40
200 = 25m
÷25 ÷25
8 = m
8 months