Khan Academy
Khan Academy: The Sat Math Test: Heart of Algebra
Take a closer look at the SAT Math Test. Math questions on the test fall into different categories called "domains." One of these domains is Heart of Algebra. It focuses strongly on algebra -- especially on the areas of the subject that...
Alabama Learning Exchange
Alex: Focusing on Graphs
In this lesson, students will solve systems of linear equations by graphing. Systems of linear equations are two or more linear equations together.
Alabama Learning Exchange
Alex: Systems of Equations: What Method Do You Prefer?
The purpose of this lesson is to help learners apply math concepts of solving systems of equations to real life situations. The students will use the three methods of graphing, substitution, and elimination to solve the system of...
Khan Academy
Khan Academy: Two Step Inequality Word Problems
Try some self-correcting practice two-step inequality word problems.
Richland Community College
Richland Community College: Math 116 Lecture Notes
This site from the Richland Community College provides the detailed lecture notes to a college algebra course, complete with equations and definitions. Content ranges from "functions and their graphs" to "conics and parametric equations."