Select ALL the correct answers.

Maya and her friends are planning a car wash event. Maya creates a function C(x) to model the group's costs for washing x cars and a function R(x) to model the revenue the group will make from washing x cars. The net profit the group will earn is represented by the function P(x) = -60 + 4.5x, which is equal to R(x) - C(x).

Select the two functions that could represent the cost and revenue for the car wash.

A. R(x) = 10x
B. R(x) = 7x
C. C(x) = 11.5x - 60
D. C(x) = 4.5x + 60
E. R(x) = 8x
F. C(x) = 3.5x + 60