Slope

Here are links to videos from Khan Academy explaining slope:


http://www.khanacademy.org/math/algebra/linear-equations-and-inequalitie/v/algebra--slope

http://www.khanacademy.org/math/algebra/linear-equations-and-inequalitie/v/slope-of-a-line-2

Click on this link for practice:

http://www.khanacademy.org/math/algebra/linear-equations-and-inequalitie/e/slope_of_a_line