SOLUTION: The class treasury contained $30 in nickels and dimes. If there were 500 coins, how many coins of each.
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Question 259649: The class treasury contained $30 in nickels and dimes. If there were 500 coins, how many coins of each.
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
1.
2.
From eq. 1,
Substitute into eq. 2 and solve for D.
2.
Now use eq. 1,
There are 400 nickels and 100 dimes.
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