Respuesta :

Answer:

-1

Step-by-step explanation:

solution:

(-2 , -1) = (x1 , y1)

(-1 ,-2) = (x2 , y2)

we know that,

slope = (y2 - y1)/(x2 - x1)

=(-2 - -1)/ (-1 - -2)

=(-2 + 1) / (-1 + 2)

= -1/1

=-1

slope = -1

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