SOLUTION: If someone has 11 nickels and dimes, how many of each kind does he have to have the total value of $0.90?

Question 823162: If someone has 11 nickels and dimes, how many of each kind does he have to have the total value of $0.90?
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
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x + y = 11
5x + 10y = 90
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answer:
x= nickels = 4
y= dimes = 7
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