## Algebra 1

$\dfrac{1}{6x^2}$
As we are given that $\dfrac{5x}{(x^2+2x)} \div \dfrac {30x^2}{x+2}$ Write: $(x^2+2x)=x(x+2)$ Thus, $\dfrac{5x}{(x^2+2x)} \div \dfrac {30x^2}{x+2}=\dfrac{5x(x+2)}{x(x+2) \times 30x^2}$ $=\dfrac{1}{6x^2}$