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Instructional Video22:15
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Flipped Math

Intro to Proofs

For Students 9th - 12th Standards
Prove the best way to keep up in Geometry. Scholars first review algebraic properties from Algebra. Learners then use the properties to create two-column proofs to solve linear equations before completing algebraic proofs by providing...
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Unit Plan
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Mathematics Vision Project

Module 2: Systems of Equations and Inequalities

For Teachers 8th - 10th Standards
The brother-sister pair Carlos and Clarita need your class's help in developing their new pet sitting business. Through a variety of scenarios and concerns presented to the siblings, the learners thoroughly explore systems of equations...
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Worksheet
Curated OER

WS 4.6 Types of Reactions

For Students 10th - 12th
In this chemical reactions activity, students are given the reactants of equations and must complete each equation by writing the products and balancing the equation. They must also identify the type of reaction.
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Worksheet
Curated OER

Chemical reactions: physical states, reactions types

For Students 10th
A list of word reactions are given. Your class should write balanced equations, along with giving the reaction type and physical states.
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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...
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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

Solving Systems of Equations by Substitution

For Students 9th - 11th
In this systems of equations activity, 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 activity contains 16 problems,...
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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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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

Two-Step Linear Equations

For Students 7th
In this two-step linear equations worksheet, 7th graders solve 15 various problems that include linear equations with more than one-step. First, they need to get the variable, x, alone by subtracting/adding the whole number on the same...
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Lesson Plan
Curated OER

Solving Systems by Substitution

For Teachers 9th - 10th
Students solve systems of linear equations using substitution. They investigate the steps to solving linear equations by substitution and practice problems in small groups.
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Lesson Plan
Curated OER

Substitution Process in Problem Solving

For Teachers 6th - 10th
Students apply the substitution process to solve equations with more than one variable. They explore how to use the process and when it should be used.
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Activity
Texas Instruments

Texas Instruments: Systems of Linear Equations Using Substitution

For Teachers 9th - 10th Standards
Students can use the substitution method of solving systems of linear equations.
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Mixture Problems

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Solve problems that deal with a mixture of two things using the substitution method.
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Systems Using Substitution

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Isolate and substitute for one variable to solve systems of equations in two 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.
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Unknown Type
Khan Academy

Khan Academy: Practice: Solve Systems of Equations With Substitution

For Students 8th Standards
In this practice quiz, students are given a system of two equations and asked to substitute the information from one equation into the other in order to determine x and y. Includes hints.