Claudia wants to rent a car for a trip. She calls two car rental companies to find out their rental rates for particular vehicles. Mr. Wheels Rentals charges a flat rate of $90 plus $0.10 per mile traveled. Grand Auto Rentals charges a flat rate of $75 plus $0.15 per mile traveled.
You need to find the linear equations with one variable to help Claudia to find the best car rental. Which rental is the best ?