SOLUTION: A sum of money amounting to $4.44 consists of pennies, nickles & quarters. The number of nickles is 3 times the number of pennies and the number of quarters is 3more than the numbe

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Question 916620: A sum of money amounting to $4.44 consists of pennies, nickles & quarters. The number of nickles is 3 times the number of pennies and the number of quarters is 3more than the number of pennies. How many of each coins are there?
With what I got is that there are 36 pennies. I just don't get it & would really appreciate help.
Answer by rothauserc(4718) About Me  (Show Source):
You can put this solution on YOUR website!
let x be the number of pennies, then we have
.01x + .05*3x + .25*(x+3) = 4.44
.01x + .15x + .25x + .75
combine like terms and subtract .75 from both sides of =
.41x = 3.69
x = 9
there are 9 pennies, 27 nickels, and 12 quarters