Question

resolva 8+2x=-4-x me Judem pf

Answer 1

$8+2x=-4-x\to \\\\ 2x+x=-4-8\to \\\\ 3x=-12\to \\\\ x=-~ \dfrac{12}{3} \to \\\\ \boxed{x=-4}$

Answer 2

8+2x= -4 - x

2x+x=-4-8
3x=-12
x=-12/3
x=-4