SOLUTION: amanda has 26 nickels and dimes in her piggy bank. the number of nickels is two fewer than three times the number of dimes. how much money does she have in her piggy bank?

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Question 991656: amanda has 26 nickels and dimes in her piggy bank. the number of nickels is two fewer than three times the number of dimes. how much money does she have in her piggy bank?

Answer by CubeyThePenguin(3113) About Me  (Show Source):
You can put this solution on YOUR website!
n = number of nickels
d = number of dimes

n + d = 26
n = 3d - 2

Substitute the second equation into the first equation.

(3d - 2) + d = 26
4d - 2 = 26
d = 7 ---> n = 19

total value = 7($0.10) + 19($0.05) = $1.65