Felicia Johnson paid $125 to join a tennis club. She pays an additional five dollars every time she uses one of the clubs tennis courts. Use this information to answer the following questions.
A. Write an equation that describes Felicia‘s total cost for playing tennis as a function of the number of times she plays. Let C equal the total cost and N equal the number of times she plays. Felicia does not want to spend more than $275 to play tennis during the summer. What is the maximum number of times that she could play tennis on the clubs courts for this amount?