Respuesta :

meowmeow223334
Use substitution
Since you know y = -2x-6, you can easily plug into the other equation

2(-2x-6) = - 4x - 12
-4x - 12 = -4x - 12
True

Infinitely many solutions
stu107859

Answer:

(-3,0)

Step-by-step explanation:

y=-2x-6 and 2y=-4x-12

=-2x-6

Solution is

(-3,0)