A membership to a local fitness club costs $59 per month plus $1.15 for each hour spent in the club. Find a linear model for the monthly cost of membership C(x) as a function of the number of hours x spent in the club.
A) C(x) = 59 x + 1.15
B) C(x) = 1.15 x
C) C(x) = 59 x
D) C(x) = 59 + 1.15 x
E) C(x) = (59 + 1.15 )x

Question

Quizplus · Accepted Answer

The monthly cost of membership includes a fixed cost of $59 per month, and an additional cost of $1.15 for each hour spent in the club. This is represented by the equation C(x) = 59 + 1.15x. Option D is the only choice that includes both the fixed cost and the additional cost per hour.

A Membership to a Local Fitness Club Costs $59 Per