SOLUTION: In a group of quarters and nickels, there are four more nickels than quarters. How many nickels and quarters are there if the coins are worth $2.30?

Question 314177: In a group of quarters and nickels, there are four more nickels than quarters. How many nickels and quarters are there if the coins are worth $2.30?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Let N be the number of nickels, Q the number of quarters.
1.
2.
Multiply eq. 1 by (-5) and add to eq. 2,

Then from eq. 1,

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