#### Answer

$\dfrac{2x+6}{x^{2}+3x}=\dfrac{2}{x}$

#### Work Step by Step

$\dfrac{2x+6}{x^{2}+3x}$
Take out common factor $2$ from the numerator and common factor $x$ from the denominator and simplify:
$\dfrac{2x+6}{x^{2}+3x}=\dfrac{2(x+3)}{x(x+3)}=\dfrac{2}{x}$