SOLUTION: Angelo has 18 coins consisting of nickels and quarters. If the total value of the coins is 2.50, how many of each kind of coin does he have?

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Question 805617: Angelo has 18 coins consisting of nickels and quarters. If the total value of the coins is 2.50, how many of each kind of coin does he have?
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
n+q=18,
.05n+.25q=2.50
n=10., q=8.