what is the function rule for the following situation? Res paid $20 for a membership to the pool and pays $3.00 each time he goes to the pool.

3 answers

The function rule that represents the total cost (C) that Res pays to go to the pool x times is:

C(x) = 20 + 3x

Where x is the number of times Res goes to the pool and C(x) is the total cost he pays.
I need help with Identify the unit rate shown in the
the answer is c