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Worksheet
Curated OER

Twenty-Four Linear Systems Solved Using Substitution and Elimination

For Students 10th - 12th
In this solving linear systems worksheet, students solve twenty-four systems using the substitution and elimination methods.  Definitions and examples are provided.
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Lesson Plan
Curated OER

Simultaneous Equations Using Elimination

For Teachers 9th - 12th
High schoolers solve a system of two unknowns.  In the Algebra lesson, students use a on line computer applet/program to solve a system by the elimination method.  The student's work is self checking, giving immediate...
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Worksheet
Curated OER

System of Equations

For Students 7th - 8th
In this system of equations activity, students solve and complete 36 various types of problems. First, they solve each system of equations by elimination. Then, students check their solutions by substitution into one of the original...
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Lesson Plan
Curated OER

Sudoku Puzzle

For Teachers 4th - 10th
Learners complete a Sudoku puzzle using their math skills. After listening to the rules of Sudoku and observing a demonstration, students use the process of elimination and other methods to complete puzzles. They explore how the...
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Lesson Plan
Curated OER

Word Problem Comprehension

For Teachers 8th
Eighth graders comprehend how to solve mathematics word problems. In this word problems lesson, 8th graders use word problems to examine possible answers and eliminate obviously incorrect ones. Students work with word problems in small...
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Worksheet
Curated OER

Setting up Systems

For Students 12th - Higher Ed
In this systems of equations worksheet, students solve 2 different problems that include setting up various systems. They compute a given system using matrix operations. Then, students verify that the solution is correct by drawing a set...
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Linear Systems With Multiplication

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Solve systems of linear equations that require multiplication and addition or subtraction to eliminate one of the variables.
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Comparing Methods for Solving Linear Systems

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] Decide which method is the best one to use to solve a system of linear equations.