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OpenStudy (anonymous):
In a collection of dimes and nickels, there are 36 coins. The total value of the coins is $2.90. How many coins of each type are there?
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OpenStudy (anonymous):
You set up the problem like... D+N=36 10D+5N=2.90
OpenStudy (anonymous):
Where D is dimes and N is nickels
OpenStudy (anonymous):
thanks for the help!! 22 + 14= 36 0.10(22) + 0.05(14) 2.20 + 0.70 = $2.90
OpenStudy (anonymous):
Sure Sure!
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