Question

(X,-4) and (2,8) ; m= -3

Answer 1

Explanation:

(X,-4) and (2,8) ; m= -3

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

And y2 = 8, y1 = -4, x2 = 2, x1 = X

m = (8 + 4)/(2 - X)

-3 = 12/(2 - X)

Crossing

-3(2 - X) = 12

-6 + 3x = 12

3x = 12 + 6

3x = 18

x = 18/3

X = 6