Question 1078720: 75 coins consisting of only dimes and nickels equals 5.75
Answer by Alan3354(69443)   (Show Source):
You can put this solution on YOUR website!
Same problem, different numbers.
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Lucy has 8 coins, all of which are quarters and dimes. In all, they're worth $1.55. How many of each kind of coin does Lucy have?
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Q + D = 8 (# of coins)
25Q + 10D = 155 (value)
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