SOLUTION: Carol has $3.25 in her piggy bank. She has 5 less quarters than nickles. How many nickels and quarters are in the piggy bank?
Thanks!
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Question 1014598: Carol has $3.25 in her piggy bank. She has 5 less quarters than nickles. How many nickels and quarters are in the piggy bank?
Thanks!
Answer by macston(5194) (Show Source): You can put this solution on YOUR website!
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N=nickels; Q=quarters=N-5
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$0.05N+$0.25Q=$3.25
$0.05N+$0.25(N-5)=$3.25
$0.05N+$0.25N-$1.25=$3.25
$0.30N=$4.50
N=15
ANSWER 1: She has 15 nickels.
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Q=N-5=15-5=10
ANSWER 2: She has 10 quarters.
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CHECK:
$0.05N+$0.25Q=$3.25
$0.05(15)+$0.25(10)=$3.25
$0.75+$2.50=$3.25
$3.25=$3.25
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