Unit 6: Expressions, Equations, and Inequalities

Grade 7 Unit 6: Expressions, Equations, and Inequalities

In this unit, students solve equations of the forms px + q = r and p(x + q) = r where p, q, and r are rational numbers.

Unit Content

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Relationships between Quantities

Reasoning about Contexts with Tape Diagrams

Reasoning about Equations with Tape Diagrams

Distinguishing between Two Types of Situations

Reasoning about Solving Equations (Part 1)

Reasoning about Solving Equations (Part 2)

Dealing with Negative Numbers

Different Options for Solving One Equation

Using Equations to Solve Problems

Solving Problems about Percent Increase or Decrease

Reintroducing Inequalities

Finding Solutions to Inequalities in Context

Efficiently Solving Inequalities

Interpreting Inequalities

Modeling with Inequalities

Subtraction in Equivalent Expressions

Expanding and Factoring

Combining Like Terms (Part 1)

Combining Like Terms (Part 2)

Combining Like Terms (Part 3)