SOLUTION: I have 6 coins totalling 50 cents and I only have dimes and nickels. How many do I have of each coin?

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Question 963249: I have 6 coins totalling 50 cents and I only have dimes and nickels. How many do I have of each coin?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
N%2BD=6
.
.
.
5N%2B10D=50
N%2B2D=10
Subtract the first equation from this one,
N%2B2D-N-D=10-6
D=4
Then,
N%2B4=6
N=2
Two nickels, four dimes.