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Linear Systems with Addition or Subtraction

Solve systems using elimination of one variable

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.

Linear Systems with Addition or Subtraction

Use the elimination method to solve systems of linear equations.
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Solving Systems Without Multiplying

This lesson covers solving a system by adding the two equations together to eliminate a variable.
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• PLIX

Linear Systems with Addition or Subtraction: xyz Tiles

Linear Systems with Addition or Subtraction Interactive
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Fill in the Boxes 1

Linear Systems with Addition or Subtraction Interactive
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Fill in the Boxes 2

Linear Systems with Addition or Subtraction Interactive
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• Video

Solves system of equations by adding.
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• Video

Solving Linear Systems by Elimination: A Sample Application

This video demonstrates a sample use of solving linear systems by elimination.
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• Video

Linear Systems by Elimination: An Explanation of the Concept

This video provides an explanation of the concept of solving linear systems by elimination.
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Linear Systems with Addition or Subtraction Quiz

Quiz for Solving Linear Systems with Addition or Subtraction.
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• Critical Thinking

Linear Systems with Addition or Subtraction Discussion Questions

A list of student-submitted discussion questions for Linear Systems with Addition or Subtraction.
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• Real World Application

Is a cab ride worth it?

Students will use their knowledge of solving a system of linear equations using the Elimination Method to compare the price of a cab ride in San Francisco and compare their calculations with a website.
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• Real World Application

High Pitch, Low Pitch

Find out why the pitch of an ambulance siren seems to change as it passes by you.
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• Study Guide