Khan Academy
Khan Academy: Inequalities on a Number Line
In this exercise, students practice plotting inequalities on a number line. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Oswego City School District
Regents Exam Prep Center: Linear Inequalities
A complete review of linear inequalities interval notation, and compound inequalities. Several applications of the compound inequalities are given along with solutions and explanations. Links to sites assisting with graphing calculator...
Windstream
Ojk's Precalculus Study Page: Linear Inequalities and Absolute Value
This tutorial demonstrates how to solve linear equalities. It also defines absolute value and demonstrates how to solve problems involving absolute value.
Windstream
Ojk's Precalculus Study Page: Polynomial Inequalities, One Variable
This tutorial offers two methods to solve polynomial inequalities. Site includes several examples, charts, graphs, and other information for student understanding.