Question

How do you simplify `(2n)/(n-4)`?

Answer 1

`(2n)/(n-4) = (2n-8+8)/(n-4) = (2(n-4)+8)/(n-4) = 2+8/(n-4)`

With exclusion `n != 4`

I'm not sure this is much simpler, but at least `n` only occurs once.