Problema Solution
A bank teller has 86 bills and $5 bills and $10 bills the total value is $625 how many of each bill does he have?
Answer provided by our tutors
Let
x = the number of $5 bills
y = the number of $10 bills
There are 86 bills in total:
x + y = 86
The total value of the bills is $625:
5x + 10y = 625
We have the following system of equations:
x + y = 86
5x + 10y = 625
........
click here to see the system of equations solved for x and y
........
x = 47 $5 bills
y = 39 $10 bills
The bank-teller has 47 $5 bills and 49 $10 bills.