4. Isabella is trying to find the best cable company for her new apartment. Xfinity charges a $57 hook up fee and $10.00 per month for cable. DISH Network
charges a $45 hook up fee and $10.50 per month for cable.
Select all of the following statements that are true:

A) the rate of Change of the function that models DISH’s charge is 10.50
B) The Y Intercept of the function that models Xfinity’s charge is 10
C) Both situations can be modeled using linear functions
D) the rate of change of the functions that model both situations represent the cost per month for cable.
E) the y-intercept of the functions that model both situations represent the hookup fee.