SOLUTION: A collection of dimes and nickels is worth $6.70. There are 76 coins in all. How many dimes and how many nickels are there?

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Question 957971: A collection of dimes and nickels is worth $6.70. There are 76 coins in all. How many dimes and how many nickels are there?
Answer by josgarithmetic(39618)   (Show Source): You can put this solution on YOUR website!
System transcribed from description,

Simpler, .
What happens if you subtract the first equation from the second equation?

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