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I have 37 coins, nickels dimes, quarters that equal 5.50 . I have 4 more quarters than dimes . How many nickels do I have?
13 years ago

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Steve
n+d+q = 37
5n+10d+25q = 550
q = d+4

n + d + d+4 = 37
5n + 10d + 25(d+4) = 550

n + 2d = 33
5n + 35d = 450

5n + 10d = 165
5n + 35d = 450

25d = 285

Is there a typo somewhere?
13 years ago

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