SOLUTION: To reduce waste, the Green Café offers a reduced refill rate on coffee for anyone buying a green mug. The mug costs $2.95 and is filled with 16 ounces of coffee. The refill price

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: To reduce waste, the Green Café offers a reduced refill rate on coffee for anyone buying a green mug. The mug costs $2.95 and is filled with 16 ounces of coffee. The refill price      Log On


   

Question 806112: To reduce waste, the Green Café offers a reduced refill rate on coffee for anyone buying a green mug. The mug costs $2.95 and is filled with 16 ounces of coffee. The refill price is $.50. A 16 ounce coffee in a disposable cup costs $.85.
What is the approximate break-even point for buying the mug and refills in comparison to buying coffee in disposable cups?
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
a cup of coffee is included with the purchase of the mug.
85x=.50(x-1)+2.95
x = 7.