Felicia paid $125 to join a tennis club. She pays ana additional $5 every time she uses
one of the club's tennis courts. Use the 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 = the total cost and n= the
number of times she plays. Describe the domain and range of the function.​