Respuesta :

Answer:

[tex]2x \: = \: 0 - 1 \\ 2x \: = - 1 \\ \ \\ x \: = \: \frac{ - 1}{2} [/tex]

pls mark brainliest .

Answer:

Step-by-step explanation:

2x + 1  = 0

2x +1 -1 = 0-1

2x  + 0  = -1

2x ÷2   =  -1

x = -1