Gradient of a straight line through two points

Given two points on a plane we look at how to find the gradient of the straight line that passes through both those points (with examples).

[ijechris]

I understood your teachings sir thanks for making it simple to understand

[zyn]

What did u multiple I got confused there cause u did not point what to multiply by 3

[justincelestine]

Why is (2, -3) are at the bottom line of x axis?

[Dam]

Now i know how to do it, thanks!!! :D

[zenex.official_sa]

The last equation where did you get the 12