Question

Find thy slope of the line passing through the given point (9,1),(-9,-3)

Answer 1

0.222222

Explanation:

see picture, you go to desmos graphing calculator and click the add button in the top left then you add a table and enter in your x and y values, then in the bar under you table, type, y1~mx1+b then it will give you your slope as 0.222222 and if you want your b then it is right next to it.