Respuesta :

iceshadow84

Answer:

0

Step-by-step explanation:

Use slope intercept form: [tex]\frac{y_2-y_1}{x_2-x_1}[/tex]

[tex]\frac{-4-(-4)}{-12-(-6)}[/tex] = [tex]\frac{0}{-6}[/tex] = 0