**Content Videos (Lectures and animations to supplement lessons):**

- Writing and Solving Equations for Problem Solving
- Graphing and Solving a System of Inequalities
- Writing and Solving Inequalities for Problem Solving
- Setting Up Linear Programming
- Solving Systems of Equations in Three Variables
- Three Variable Systems with Infinite or Null Solution Sets
- Types of Linear Systems in Three Variables

**Interactives (Online activities for student interaction & practice with content):**

- GeoGebra Website: (dynamic mathematics software for all levels of education that brings together geometry, algebra, spreadsheets, graphing, statistics and calculus)
- Variable Expressions and Word Problems
- Operations with Polynomials 1
- Operations with Polynomials 2
- Translating Words into Expressions and Equations
- Defining Regions using Inequalities
- Setting Up Linear Programming 1
- Setting Up Linear Programming 2

**Games (Online games for students to apply & test their content knowledge:**