Respuesta :

Answer:

[tex]x = - 2[/tex]

Step-by-step explanation:

[tex]-3 -3x -1 + x = 0 \\ - 3x + x - 3 - 1 = 0 \\ - 2x - 4 = 0 \\ \\ - 2x = 4 \\ \\ x = - \frac{4}{2} \\ \\ x = - 2[/tex]

Answer:

-2x-4

Step-by-step explanation:

all you need to do is simplify the expression.