## Elementary Algebra

$2$
We evaluate the expression by substituting $x=-6$ throughout the expression and simplifying: $\frac{x^{2}+2x}{x^{2}+5x+6}$ =$\frac{(-6)^{2}+2(-6)}{(-6)^{2}+5(-6)+6}$ =$\frac{36-12}{36-30+6}$ =$\frac{24}{6+6}$ =$\frac{24}{12}$ =$2$