SOLUTION: A jar contains nickels and quarters that total to 4$ there is 20 coins in the jar how many nickels are in the jar

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Question 1108938: A jar contains nickels and quarters that total to 4$ there is 20 coins in the jar how many nickels are in the jar
Answer by Alan3354(69443) About Me  (Show Source):
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Same problem, different numbers.
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A jar contains 25 coins totaling $5.70. The coins are made up of quarters and dimes. How many quarters are there? How many dimes are there?
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d + q = 25
10d + 25q = 570
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