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OpenStudy (anonymous):
Joe has a collection of nickels and dimes that is worth $2.15. If the number of dimes was doubled and the number of nickels was increased by 28, the value of the coins would be $4.65. How many nickels and dimes does he have?
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OpenStudy (anonymous):
Joe has 21 nickels and 11 dimes.
OpenStudy (anonymous):
how did you get that answer
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