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.

Multiply by .

Add and .

The expression contains a division by The expression is undefined.

Undefined

Undefined

Find the Slope (-8,1) , (-8,-4)