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Math Curriculum

Level DUnit: Solving Equations and InequalitiesKey Lesson 7.6.15 Efficiently Solving Inequalities

Lesson topic: Solving inequalities

Instructor Materials

• Teacher guide
• Slides
• Practice Problems resource
• CCRS standard: 7.EE.4b
• Learning goal: Compare and contrast (orally) solutions to equations and solutions to inequalities. Draw and label a graph on the number line that represents all the solutions to an inequality. Generalize (orally) that you can solve an inequality of the form px + q > r or px + q < r by solving the equation px + q = r and then testing a value to determine the direction of the inequality in the solution.
• 7.6 Assessment and Practice Problems

Related Lessons

Review and Extend

Use these supplemental lessons if needed after teaching this key lesson.

Used with permission:

1. IM K-5 Math was originally developed by Open Up Resources (OUR) and authored by Illustrative Mathematics® (IM), and is copyrighted 2017-2019 by Open Up Resources. It is licensed under the Creative Commons Attribution 4.0 International License (CC BY 4.0). OUR's K-5 Math Curriculum is available at https://openupresources.org/math-curriculum/.