Question 595257
If you have 44 dimes and quarters with a total of $8.60, how many dimes are there?
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d + q = 44
10d + 25q = 860
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Or,
If it's 44 dimes, it's worth $4.40
Each dime replaced by a quarter add $0.15
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860 - 440 = 420
420/15 = 28
--> 28 quarters