All you need to do is to calculate the difference in the y coordinates of the 2 points and divide that by the difference of the x coordinates of the points rise over run. If you have the slope and one point plug them into the equation of the line. Using Geoboards to Model Slope.
Using the Slope Formula to Find the Slope of a Line Between Two Points.
Horizontal and Vertical Lines 1 - Cool Math has free online cool math lessons cool math games and fun math activities. M rise run m rise run. So 100 again dividing by zero is undefined. Some call the y-coordinates the rise and the x-coordinates the run.