SOLUTION: Juan goes to a bank and gets change for a $50 bill consisting of all $5 bills and $1 bills. There are 22 bills in all. How many of each kind are there?

Question 426856: Juan goes to a bank and gets change for a
$50 bill consisting of all $5 bills and $1 bills. There are
22 bills in all. How many of each kind are there?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = number of $5 bills
Let = number of $1 bills
given:
(1)
(2)
----------------
(1)
By substitution:
(2)

and
(1)

There are 7 $5 bills and 15 $1 bills
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