SOLUTION: The following is a graph that shows the cost to rent a car from Rent It Cheap where to rent a car it costs $29 per day plus $0.50 per km driven. If a different company, Thrifty Car

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: The following is a graph that shows the cost to rent a car from Rent It Cheap where to rent a car it costs $29 per day plus $0.50 per km driven. If a different company, Thrifty Car      Log On


   

Question 1169373: The following is a graph that shows the cost to rent a car from Rent It Cheap where to rent a car it costs $29 per day plus $0.50 per km driven. If a different company, Thrifty Cars charges $37 per day plus $0.40 per km driven.
a)Graph Thrifty Cars data on the same graph.
b)Determine when each rental company is cheaper.

Answer by josgarithmetic(39630) About Me  (Show Source):
You can put this solution on YOUR website!
Rent It Cheap, y=0.5x%2B29
Thrifty Cars, y=0.4x%2B37

graph%28400%2C400%2C-2%2C40%2C-2%2C40%2C0.5x%2B29%2C0.4x%2B37%29


graph%28400%2C400%2C-2%2C90%2C-2%2C90%2C0.5x%2B29%2C0.4x%2B37%29
Equal costs at exactly 80 miles