SOLUTION: joey has $4 in nickels and dimes, and he has five more nickel than dimes. How many of each coin does he have?

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Question 428686: joey has $4 in nickels and dimes, and he has five more nickel than dimes. How many of each coin does he have?
Answer by jorel1380(3719) About Me  (Show Source):
You can put this solution on YOUR website!
.05x+.10y=4
y=x-5
5x+10y=400
5x+10(x-5)=400
15x-50=400
15x=450
x=30
y=25
Joey has 30 nickels and 25 dimes..