,
Slope is equal to the change in over the change in , or rise over run.
The change in is equal to the difference in x-coordinates (also called run), and the change in is equal to the difference in y-coordinates (also called rise).
Substitute in the values of and into the equation to find the slope.
Simplify the numerator.
Multiply by .
Subtract from .
Simplify the denominator.
Multiply by .
Subtract from .
Divide by .
Find the Slope (2,4) , (3,-2)