Question

How do you simplify `u/(4k+8)-k/(k+2)`?

Answer 1

By some arrangement, `(u-4k) / (4k+8)`

Explanation:

First multiply the second term with 4 (to get a common base):

`u/(4k + 8) - (4k)/(4k+8)`

You get:

`=(u-4k)/(4k+8)`

This is your answer

`(u-4k) / (4k+8)`