Question 172168
A bank teller is counting his money and notices that he has an equal number
 of tens and twenties and $147 in other bills. if the total value of the bills
 he has is 1,167, how many tens and twenties does he have?
:
Let x = no. of 10's and number of 20's
:
10x + 20x + 147 = 1167
:
You should be able to do it now