SOLUTION: If you have a collection of nickels and dimes of 63 coins how much of each coin do you need to get $5.05

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Question 975812: If you have a collection of nickels and dimes of 63 coins how much of each coin do you need to get $5.05
Answer by Alan3354(69443) About Me  (Show Source):
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If you have a collection of nickels and dimes of 63 coins how much of each coin do you need to get $5.05
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n + d = 63 (# of coins)
5n + 10d = 505 (value of coins)
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n + d = 63
n + 2d = 101
-------------- Subtract