SOLUTION: A coin purse contains nickels and quarters. There are 7 more nickels than quarters in the coin purse. The total amount of money in the coin purse is $12.65. How many of each coin

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Question 840821: A coin purse contains nickels and quarters. There are 7 more nickels than quarters in the
coin purse. The total amount of money in the coin purse is $12.65. How many of each coin
are in the coin purse?

Answer by hamsanash1981@gmail.com(151) About Me  (Show Source):
You can put this solution on YOUR website!
let x be the number of quarters then no of nickles = x+7
total money = 12.65
0.25x + 0.05(x+7) = 12.65
0.30x +0.35 = 12.65
0.30x = 12.30
x = 12.30/0.30
x = 1230/30
x = 41
therefore there are 41 quarters and 48 nickles in the purse.