Respuesta :

Answer: x = 7

Step-by-step explanation:

Subtract both sides by 3

X+3-3 = -4 - 3

X+0 = -7

X=-7

Answer:

-7

Step-by-step explanation:

x+3=-4

x=-4-3 (subtract 3 from both sides)

x=-7 (combine like terms)