SOLUTION: hank has a collection of dimes and quarters worth 4.50 he has 4 more quarters than dimes find the number of quarters
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Question 167091: hank has a collection of dimes and quarters worth 4.50 he has 4 more quarters than dimes find the number of quarters
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
.25q+.10d=4.50
q=d+4
.25(d+4)+.10d=4.50
.25d+1+.10d=4.50
.35d=4.50-1
.35d=3.50
d=3.50/.35
d=10 number of dimes.
q=10+4=14 number of quarters.
Proof:
.25*14+.10*10=4.50
3.50+1.00=4.50
4.50=4.50
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