SOLUTION: latrell has a jar containing quarters and nickels. there are 21 coins all together. the total value is $4.05. how many quarters and nickels are in the jar

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Question 1079077: latrell has a jar containing quarters and nickels. there are 21 coins all together. the total value is $4.05. how many quarters and nickels are in the jar
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
1.Q%2BN=21
.
.
.
25Q%2B5N=405
2.5Q%2BN=81
Subtract eq. 1 from eq. 2,
5Q%2BN-Q-N=81-21
4Q=60
Solve for Q then use either equation to solve for N.