When guess and check gets old, it's time to start graphing! An instructive lesson explains how to solve a system of linear equations using graphing. Equations are in both slope-intercepts and standard form. 

Concepts

solving systems by graphing, systems of equations

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Additional Tags

math

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Instructional Ideas

• Flip your classroom by assigning the video as homework; use the practice examples as classwork
• Use a graphic organizer to record the different methods of solving systems of equations

Classroom Considerations

• Pupils should be proficient with graphing linear equations and evaluating equations to be successful with this lesson
• The third lesson in a series of seven

Pros

• Examples include both exact solutions and those that require estimation
• Provides an answer key for the practice problems

Cons

• Does not include problem solving or context

Common Core

8.EE.C.8.a