Respuesta :

The slope is undefined

Answer:

-12/0

Step-by-step explanation:

(-1, 8)= (x1, y1)

(-1, -4)= (x2, y2)

Now,

Slope(m) = y2- y1 / x2- x1

= -4- 8 / -1 - (-1)

= -12 / 0 [Answer]