Washington State University
Washington State University: Slope Intercept, Point Slope Forms
Washington State University provides a lesson on finding the slope of an equation and putting the equation into the desired form. The site also contains informatinon concerning parallel and perpendicular lines.
Texas A&M University
Wtamu Virtual Math Lab: Beginning Algebra: Graphing Linear Equations
A tutorial on graphing lines. The site discusses how to determine if an equation is linear and gives step-by-step examples of how to graph a line given its algebraic form.