SOLUTION: Tanya has half the number of dimes as she does nickels in change. She has a total of $2.80. How many dimes and nickels does she have?

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Question 1178150: Tanya has half the number of dimes as she does nickels in change. She has a total of $2.80. How many dimes and nickels does she have?

Found 2 solutions by Alan3354, josgarithmetic:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Tanya has half the number of dimes as she does nickels in change. She has a total of $2.80. How many dimes and nickels does she have?
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Each set of 1 dime & 2 nickels = 20 cents
280/20 = 14 sets

Answer by josgarithmetic(39623) About Me  (Show Source):
You can put this solution on YOUR website!
d dimes
2d nickels

10d%2B5%2A2d=280
20d=280
2d=28
d=14

14 dimes and 28 nickels