SOLUTION: A truck can be rented from Company A for $130 a day plus $0.60 per mile. Company B charges $50 a day plus $0.80 per mile to rent the same truck. Find the number of miles in a day a

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: A truck can be rented from Company A for $130 a day plus $0.60 per mile. Company B charges $50 a day plus $0.80 per mile to rent the same truck. Find the number of miles in a day a      Log On


   

Question 902828: A truck can be rented from Company A for $130 a day plus $0.60 per mile. Company B charges $50 a day plus $0.80 per mile to rent the same truck. Find the number of miles in a day at which the rental costs for Company A and Company B are the same.
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
.6x+130=0.8x+50
80=0.2x
80/0.2=x
x=400.0
y=0.6*400.0+130
y=0.8*400.0+50
y=370.0
They are equal when there are 400 units
x=400
They are equal when total cost y=$370.00