SOLUTION: The coin jar contained 20 more nickels than dimes. The total value of the nickels and dimes was 7$. How many coins of each type were there?
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Question 904496: The coin jar contained 20 more nickels than dimes. The total value of the nickels and dimes was 7$. How many coins of each type were there?
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
x the number of dimes
10x + 5(x+20) = 700
15x = 600
x = 40, number of dimes. There are 60 nickels
And...
400 + 300 = 700 0r $7.00
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