Chapter 2 Systems of Linear Equations and Inequalities

2-1 Solving Systems of Equations in Two Variables

Part 1 - Graphing Systems of EquationsIntroduction (Video) Example 1 (Video) Example 2 (Video)

Example 3 (Video) Example 4 (Video) Example 5 (Video) Example 6 (Video)

Part 2 - Substitution

Example 1 (Video) Example 2 (Video) Example 3 (Video)

Example 4 (Video) Example 5 (Video) Example 6 (Video)

Part 3 - Elimination Using Linear Combination

Example 1 (Video) Example 2 (Video) Example 3 (Video)

Example 4 (Video) Example 5 (Video)

Optional Part 4 - Cramer's Rule

Example 2 (Video) Example 3 (Video) Example 4 (Video)

2-2 Solving Systems of Equations in Three Variables

2-3 Using Matrices to Model Real-World Data

2-4 Modeling Motion with Matrices

2-5 Determinants and Multiplicative Inverses of Matrices

2-6 Solving Systems of Inequalities