Math Planet
Math Planet: The Slope of a Linear Function
Gain an understanding of how to find the slope of a linear function by viewing an example and a video lesson. [1:44]
J Coffman
Joseph Coffman's Lecture Notes: Linear Equations
Introduction to linear equations with examples as well as graphing and slope-determination methods.
Wolfram Research
Wolfram Math World: Algebra
MathWorld provides a basic overview of Algebra. Includes a few formulas and many links to related topics.
Free Math Help
Free Math Help: Direct Variation
The discussion examines direct variation. Students learn about the math concept through definitions and sample exercises.
CK-12 Foundation
Ck 12: Algebra: Intercepts by Substitution
[Free Registration/Login may be required to access all resource tools.] Identify x and y-intercepts when problem solving.
CK-12 Foundation
Ck 12: Algebra: Intercepts and the Cover Up Method
[Free Registration/Login may be required to access all resource tools.] Learn how to find intercepts using the Cover-Up Method.