Guys me! with this math problem.

the adams family is planning a week-long vacation to florida to visit family and go to an amusement park! they would like to rent a mid-size car and budget karz .rent-o-car charges $10 per day. budget karz charges an initial fee of $30 and an additional $5 per day.

part a) write an equation for each of the car rentals representing the total cost (y) for the number of days (x) that they rent the car.

part b)well there be time when their rentals will cost the same amount? how did you determine your answer? if yes, after how many days?

part c) if they rented the car for one week, which rental should they choose?
explain your answer.