### Home > CCA2 > Chapter 12 > Lesson 12.1.1 > Problem12-18

12-18.

Factor and reduce the rational expression to simplify $\frac { 5 x + 10 } { x ^ { 2 } + 6 x + 8 }$. Justify each step.

$\frac{5(x+2)}{(x+2)(x+4)}$

$\frac{5}{x+4}$