Problema Solution
i have 6 more $5 than $10 bills. In all i have $255.00. How many $5 bills do I have?
Answer provided by our tutors
let
x = the number of $5 bills
y = the number of $10 bills
i have 6 more $5 than $10 bills.
x = y + 6
in all i have $255.00
5x + 10y = 255
by solving the system of equations
x = y + 6
5x + 10y = 255
we find
x = 21 $5 bills
y = 15 $10 bills
click here to see the step by step solution of the system of equations