SOLUTION: It costs a flat fee of $20 plus $5 per day to rent a pressure washer. Therefore the cost to rent a pressure washer for x days is given by y= 5x=20, where y is in dollars. Express

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: It costs a flat fee of $20 plus $5 per day to rent a pressure washer. Therefore the cost to rent a pressure washer for x days is given by y= 5x=20, where y is in dollars. Express      Log On


   

Question 423866: It costs a flat fee of $20 plus $5 per day to rent a pressure washer. Therefore the cost to rent a pressure washer for x days is given by y= 5x=20, where y is
in dollars. Express each of the following as an ordered pair.
A. When the washer is rented for 5 days, the cost is $45.
B. I payed $50 when i returned the washer, so I must have rented it for 6 days.
Answer by linht117(37) About Me  (Show Source):
You can put this solution on YOUR website!
a. y=5x+20
y=5(5)+20
y=25+20
y=45
b. 50=5(x)+20
30=5x
x=6