Question

Alguém pode me ajudar a resolver ?
(3x/x+2)+(4/x+2)=-3

Answer 1

$\dfrac{3x}{x+2}+\dfrac{4}{x+2}=-3\\\\\\\dfrac{3x+4}{x+2}=-3\\\\\\3x+4=-3(x+2)\\\\\\3x+4=-3x-6\\\\\\6x=-10\\\\\\x=\dfrac{10}{6}=\dfrac{5}{3}$