SOLUTION: There are 27 nickels, dimes, and quarters in the drawer with a value of $3.00. How many coins of each type are there if there are three times as many nickels as there are dimes? Wr

Algebra ->  Algebra  -> Systems-of-equations -> SOLUTION: There are 27 nickels, dimes, and quarters in the drawer with a value of $3.00. How many coins of each type are there if there are three times as many nickels as there are dimes? Wr      Log On

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Question 473391: There are 27 nickels, dimes, and quarters in the drawer with a value of $3.00. How many coins of each type are there if there are three times as many nickels as there are dimes? Write and solve a system of equations.
Answer by stanbon(57377) About Me  (Show Source):
You can put this solution on YOUR website!
There are 27 nickels, dimes, and quarters in the drawer with a value of $3.00. How many coins of each type are there if there are three times as many nickels as there are dimes? Write and solve a system of equations.
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Equations:
n + d + q = 27
5n +10d +25q = 300
n - 3d + 0q = 0
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Solve by any method you know to get:
n = 15
d = 5
q = 7
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Cheers,
Stan H.
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