Answer:[tex]\frac{b-d}{a-c}[/tex]
Step-by-step explanation:use slope formula = rise /run = [tex]\frac{y2-y1}{x2-x1}[/tex]
(x1, y1) = coordinates of first point in the line
(x2, y2) = coordinates of second point in the line
first point (c,d) second point (a,b)
