Question

How do you simplify `[(2)/(4-x)] + [(5)/(x-4)]`?

Answer 1

`2/(4-x)+5/(x-4) =3/(x-4)`

Explanation:

`2/(4-x)+5/(x-4)`

`= 2/-(x-4)+5/(x-4)`

`=(-1*2)/(-1*-(x-4))+5/(x-4)`

`=(-2)/(x-4)+5/(x-4)`

`=(-2+5)/(x-4)`

`=3/(x-4)`