Systems of Equations and Inequalities Chapter 7 Systems of Equations and Inequalities

Section 7.1: The Method of Substitution

Section 7.1: Figure 7.1, One Intersection Point

Section 7.1: Figure 7.2, Two Intersection Points

Section 7.1: Figure 7.3, No Intersection Points

Section 7.2: The Method of Elimination

Section 7.2: Graphical Interpretation of Solutions

Section 7.3: Figure 7.12, Solution: One Point

Section 7.3: Figure 7.13, Solution: One Line

Section 7.3: Figure 7.14, Solution: One Plane

Section 7.3: Figure 7.15, Solution: None

Section 7.3: Figure 7.16, Solution: None

Section 7.5: Figure 7.24, Verticies of a Region

Section 7.5: Figure 7.28, Consumer Surplus and Producer Surplus

Section 7.5: Figure 7.29, Supply vs. Demand