SOLUTION: if you have 8 more 5 dollar bills than 10 dollar bills. the value of the 5 dollar bills is the same as the ten dollar bills. how many 5 dollar bills does he have

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Question 900889: if you have 8 more 5 dollar bills than 10 dollar bills. the value of the 5 dollar bills is the same as the ten dollar bills. how many 5 dollar bills does he have
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
f=d+8
5*f=10*d
5*(d+8)=10*d
5d+40=10d
40=5d
d=8
f=16 five dollar bills