Respuesta :

LOHO

Answer:

x=-3±[tex]\sqrt{2}[/tex]

Step-by-step explanation:

x^2+6x=-7

x^2+6x+9=-7+9

(x+3)^2=2

x+3=±[tex]\sqrt{2}[/tex]

x=-3±[tex]\sqrt{2}[/tex]