Unit 6

Representing Situations of the Form and

• Lesson 1

  Relationships between Quantities

• Lesson 2

  Reasoning about Contexts with Tape Diagrams (Part 1)

• Lesson 3

  Reasoning about Contexts with Tape Diagrams (Part 2)

• Lesson 4

  Reasoning about Equations and Tape Diagrams (Part 1)

• Lesson 5

  Reasoning about Equations and Tape Diagrams (Part 2)

• Lesson 6

  Distinguishing between Two Types of Situations

Solving Equations of the Form and and Problems That Lead to Those Equations

• Lesson 7

  Reasoning about Solving Equations (Part 1)

• Lesson 8

  Reasoning about Solving Equations (Part 2)

• Lesson 9

  Dealing with Negative Numbers

• Lesson 10

  Different Options for Solving One Equation

• Lesson 11

  Using Equations to Solve Problems

• Lesson 12

  Solving Problems about Percent Increase or Decrease

Inequalities

• Lesson 13

  Reintroducing Inequalities

• Lesson 14

  Finding Solutions to Inequalities in Context

• Lesson 15

  Efficiently Solving Inequalities

• Lesson 16

  Interpreting Inequalities

• Lesson 17

  Modeling with Inequalities

Writing Equivalent Expressions

• Lesson 18

  Subtraction in Equivalent Expressions

• Lesson 19

  Expanding and Factoring

• Lesson 20

  Combining Like Terms (Part 1)

• Lesson 21

  Combining Like Terms (Part 2)

• Lesson 22

  Combining Like Terms (Part 3)