Apply different algebraic concepts to solve a system of equations using substitution. The video tutorial explains each step of the process. The instructor then shows how to check the solution to ensure it is the proper answer.

Concepts

systems of inequalities, substitution method

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Additional Tags

math

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Instructional Ideas

• Have a substitute use the video to teach a lesson on solving systems by substitution
• Post the video as a resource for absent pupils or those needing extra instruction

Classroom Considerations

• Ensure learners are proficient with solving equations and substitution of values

• This video is hosted on YouTube

Pros

• Instructor discusses multiple approaches as she works through the problem
• Includes color to help identify different expressions and terms

Cons

• Provides only one example, which is not enough for individuals to become comfortable with the process

Common Core

HSA-REI.C.6