104 , wouldn't you multiply them together?
A function of the form f(x) = mx + b, where m and b are real numbers, is called a LINEAR function.
-14+77=63
21-82=-61
|-61|=61
So 63-61=2
It would be 1.25$ because all you have to do is divide 25 by 20 and multiply the quotient by 20 <span />