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Lesson Plan
Curated OER

Systems of Equations: What Method Do You Prefer?

For Teachers 8th - 12th Standards
Students explore the concept of solving systems of equations. In this solving systems of equations lesson, students watch YouTube videos about how to solve systems by graphing and by elimination. Students use an interactive website to...
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Worksheet
Curated OER

Substitution And Evaluation

For Students 8th - 9th
In this substitution and evaluation worksheet, students solve and complete 22 different problems that include using the substitution method of variables. First, they evaluate each expression for the given variable. Then, students solve...
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Lesson Plan
Curated OER

Substituting Nouns

For Teachers K - 2nd Standards
Let's practice substituting pronouns for nouns! For this writing sentences lesson, learners identify nouns and pronouns and replace the underlined examples. They complete a worksheet which are provided by grade level.
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Worksheet
Curated OER

Extra Practice 3.2: Solving Systems of Equations

For Students 9th - 12th
In this systems of equations worksheet, students solve 26 short answer questions. Students use substitution and linear combination to solve each system of equations.
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Lesson Plan
Curated OER

Evaluating Algebraic Expressions

For Teachers 9th - 12th
In this Algebra I/Algebra II worksheet, students use substitution to evaluate algebraic expression, including absolute values, factorials, and exponents.    The two page worksheet contains eighteen multiple choice questions.  Answers are...
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Worksheet
Curated OER

Systems of Equations (Systems Project Part 1)

For Students 9th - 12th
In this systems of equations worksheet, students identify and explore three ways to solve systems of equations:  graphing, substitution, elimination.  They discuss the strengths, weaknesses, and write an algorithm for each method. ...
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Lesson Plan
Curated OER

Solve Linear Systems of Equations: Graphing, Substitution, and Elimination

For Teachers 9th - 12th
In this system of linear equations worksheet, young scholars solve by using graphing, substitution, and elimination. There are 44 problems.
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Worksheet
Curated OER

Systems of Equations Word Problems

For Students 9th - 11th
In this systems of equations learning exercise, students read word problems, write equations, and solve the systems of equations. They use graphing, elimination, or substitution to solve the problems. This four page learning exercise...
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Worksheet
Curated OER

Substitution and Elimination

For Students 9th - 12th
In this substitution and elimination worksheet, students complete short answer problems for substitution and elimination and read notes about them as well. Students complete 13 problems.
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Lesson Plan
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Curated OER

Evaluation Expressions

For Teachers 9th - 12th Standards
High schoolers explore algebraic expressions in this Algebra I lesson. They evaluate expressions using paper and pencil and then use the TI-83 to provide immediate reinforcements.
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Worksheet
Curated OER

Evaluating Variable Expressions

For Students 7th - 9th
In this variable expression worksheet, students substitute a given value into an algebraic equation and then solve the problem. This three-page worksheet contains 20 problems. Answers are provided on the last page.
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Worksheet
Curated OER

Organic Chemistry-Understanding Organic Reactions

For Students 9th - 12th
In this organic reactions worksheet, students are given descriptions of the seven types of reaction of organic compounds. They then answer six questions about these reactions.
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Worksheet
Curated OER

Substitution Formula

For Students 8th - 9th
In this substitution formula worksheet, students solve 9 various types of problems related to applying the substitution formula. First, they use a number line to add or subtract negative integers. Then, students substitute numbers for...
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Lesson Plan
Curated OER

Solving Problems Using Systems of Equations

For Teachers 10th - 11th
In this system of equation worksheet, students use the substitution and elimination methods to solve systems of equations. Students must read a short story, write the equations the story represents, and then solve the systems of...
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Worksheet
Curated OER

Solving Systems of Equations by Substitution

For Students 9th - 11th
In this systems of equations worksheet, students solve equations by substitution. Through substitution, students evaluate equations for both x and y. Answers are given as an ordered pair. This two page worksheet contains 16 problems,...
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Lesson Plan
Curated OER

Transposition Cryptography

For Teachers 8th - 10th
Students differentiate the types of cryptosystems and use them to communicate privately. In this algebra lesson, students use substitution and transposition to identify the cryptographs. They send and receive cryptograms as they try to...
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Worksheet
Curated OER

Twenty-Four Linear Systems Solved Using Substitution and Elimination

For Students 10th - 12th
For 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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Worksheet
Curated OER

Catch My Mistake

For Students 9th - 12th
In this logic activity, students determine the errors and correctly substitute the number that makes the statement true. There are 8 questions.
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Lesson Plan
Curated OER

Systems and Applications

For Teachers 11th
In this algebra worksheet, 11th graders solve 14 systems of equations using substitution or elimination and 14 word problems.
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Worksheet
Curated OER

Solving Equations Reducible to Quadratic

For Students 9th - 11th
In this solving equations learning exercise, learners solve given quadratic equations. This four-page learning exercise contains 16 multi-step problems. Examples and explanations are provided at the beginning of the learning exercise.
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Worksheet
Curated OER

Topic 3.2 - Solving Systems of Equations Algebraically

For Students 8th - 10th
In this algebraic equation instructional activity, students solve 6 systems of equations using substitution. They then solve 6 more in which they use elimination.
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Worksheet
Curated OER

Systems of Equations

For Students 9th
For this solving systems of equations worksheet, 9th graders solve and complete 12 different problems algebraically. First, they solve each system of equations using substitution. Then, students solve each system of equations using...
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Worksheet
Curated OER

Substitution

For Students 9th
In this substitution worksheet, 9th graders solve and complete 15 different problems that include various systems of equations. First, they use substitution to solve each system of equations. Then, students state whether the equation has...
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Worksheet
Curated OER

Adding and Subtracting Integers

For Students 6th - 9th
In this integers worksheet, students find the sum or difference of 30 problems. Students evaluate 6 expressions and substitute values for variables in 3 problems.