Respuesta :

Answer:

Step-by-step explanation:

Start with the two marked points.

(-1,4) and (4, -4)

Givens

y2 = 4

y1 = - 4

x2 = -1

x1 = 4

Formula

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

Solution

m = (4 - - 4) / (-1 - 4)

m = 8 / -5

m = - 1 3/5 or -8/5 or - 1.6