1. Systems of Equations and Inequalities
Chapter 7
Systems of Equations and Inequalities

2. Section 7.1: The Method of Substitution

3. Section 7.1: Figure 7.1, One Intersection Point

4. Section 7.1: Figure 7.2, Two Intersection Points

5. Section 7.1: Figure 7.3, No Intersection Points

6. Section 7.2: The Method of Elimination

7. Section 7.2: Graphical Interpretation of Solutions

8. Section 7.3: Figure 7.12, Solution: One Point

9. Section 7.3: Figure 7.13, Solution: One Line

10. Section 7.3: Figure 7.14, Solution: One Plane

11. Section 7.3: Figure 7.15, Solution: None

12. Section 7.3: Figure 7.16, Solution: None

13. Section 7.5: Figure 7.24, Verticies of a Region

14. Section 7.5: Figure 7.28, Consumer Surplus and Producer Surplus

15. Section 7.5: Figure 7.29, Supply vs. Demand