Respuesta :

Answer:

-85/139

Step-by-step explanation:

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

m=(-1-84)/(69-(-70))

m=-85/(69+70)

m=-85/139

Answer:

 -85/139

Step-by-step explanation:

To find the slope given two points

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

m = ( -1 -84)/( 69- - 70)

   = (-1-84)/( 69+70)

      -85/139