7.2.1 One of These Things is Not Like the Others
7.2.2 Introducing Proportional Relationships with Tables
7.2.3 More about Constant of Proportionality
7.2.4 Proportional Relationships and Equations
7.2.5 Two Equations for Each Relationship
7.2.6 Using Equations to Solve Problems
7.2.7 Comparing Relationships with Tables
7.2.8 Comparing Relationships with Equations
7.2.9 Solving Problems about Proportional Relationships
7.2.10 Introducing Graphs of Proportional Relationships
7.2.11 Interpreting Graphs of Proportional Relationships
7.2.12 Using Graphs to Compare Relationships
7.2.13T wo Graphs for Each Relationship
7.2.14 Four Representations
7.2.Vocabulary