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

Jun 28, 2017

By some arrangement, $\frac{u - 4 k}{4 k + 8}$

#### Explanation:

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

$\frac{u}{4 k + 8} - \frac{4 k}{4 k + 8}$

You get:

$= \frac{u - 4 k}{4 k + 8}$

$\frac{u - 4 k}{4 k + 8}$