Question

Perform the requested operation or operations.

f(x) = x minus three divided by five.; g(x) = 5x + 3, find g(f(x)).

Answer 1

`f(x) = (x-3)/(5)`

`g(x) = 5x+3`

`g(f(x)) = 5((x-3)/(5))+3 = x-3+3 = x`

EDIT:

`f(g(x))=((5x+3)-3)/(5)=(5x+0)/(5)=(5x)/(5)=x`