SOLUTION: Joe has a pile of dimes and nickels. The total value of the pile is 3.2 dollars, and there are 42 coins altogether. How many nickels are in the pile?
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Question 932257: Joe has a pile of dimes and nickels. The total value of the pile is 3.2 dollars, and there are 42 coins altogether. How many nickels are in the pile?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Joe has a pile of dimes and nickels. The total value of the pile is 3.2 dollars, and there are 42 coins altogether. How many nickels are in the pile?
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n + d = 42
5n + 10d = 320
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