Manipulating Equations
- Solving Equations for a Variable - Khan Academy - Video Tutorials and Practice Quiz
- Solving Equations Example Problems and Practice Problems
- Solving Equations for a Variable - Explanations and Example Problems
- Introduction to Linear Systems - Example Problems and Visual Guides
- Converting between Fahrenheit and Celsius
- Distance Formula Word Problem Examples
- Distance Formula Word Problem Examples and Practice Problems
Conic Sections
Substitution
- Substitution - Explanation, Example Problems, and Practice Problems
- Solving Systems with Substitution - Example Walk-throughs
- Solving Linear Systems by Substitution - Khan Academy - Video Tutorial
- Solving by Substitution - Example Problem Walk-through
- Solving by Substitution - Video Tutorial
- Solving by Substitution - Example Problem and Video Tutorial