Question

Greg wants to rent a small tractor. He is trying to decide which rental company to use. Each company figures the cost on the number of hours the tractor is rented plus a delivery fee. For both companies, c represents the cost and t represents the time, in hours, of the rental.

Lone Star Rentals: mc028-1.jpg
Canyon Farm Rentals: mc028-2.jpg

For how many hours of rental will the costs of both rental companies be equal?

Answer 1

where is the number

Answer 2

You need to find

Answer 3

I found these equations (please correct me if these are different in your problem)

Lone Star Rentals: C = 5t + 35
Canyon Farm Rentals: C = 4t + 40

since it wants the hours when both companies are equal, simply set these equations equal to each other and solve for t

here are the choices, just so we have them:
A. 2
B. 3
C. 4
D. 5