Question

Find x if the slope of a line passing through points A (-2, x) and B (4, 1) equals -2/3

Answer 1

(1-x)/(4-(-2))=-2/3
(1-x)/(6)=-2/3
1-x=-2(6)/3
-x=-12/3-1
-x=-4-1
-x=-5
x=5