Respuesta :

Answer:

x = 0

Step-by-step explanation:

x - 1 = -1

Add 1 to each side

x-1+1 = -1+1

x = 0

Answer:

x = 0

Step-by-step explanation:

x - 1 = - 1

x - 1 + 1 = - 1 + 1

x = 0