Problema Solution
A motel clerk counts his $1 and $10 bills at the end of a day. He finds that he has a total of 64 bills having a combined momentary value of $199. Find the number of bills of each denomination he has.
Answer provided by our tutors
let
x = the number of $1 bills
y = the number of 10$ bills
He finds that he has a total of 64 bills
x + y = 64
having a combined momentary value of $199
1*x + 10*y = 199
by solving the system of equations
x + y = 64
1*x + 10*y = 199
we find
x = 49 bills
y = 15 bills
click here to see the step by step solution of the system of eqautions
there are 49 bills of $1 and 15 bills of 10$.