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Equations

Equations

Learn and practice solving equations and systems of linear equations with interactive resources from GeoGebra.

Upper Elementary

GRADES 4-5

Value of a Variable in a Number Sentence

Find the value of a variable in a number sentence.

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练习

GR. 4-5

Solving One-Step Equations

Word Problems with One Unknown

Describe the meaning of an unknown in the context of a word problem.

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探索

GR. 4-5

Information in Parts of a Puzzle

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探索

GR. 4-5

Key Information for a Golf Scorecard

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练习

GR. 4-5

Describing the Meaning of a Variable in an Equation

Middle School

GRADES 6-8

Direct Variation

Write equations to represent direct variation and use direct variation to solve number and word problems.

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练习

GR. 6-8

Solving Direct Variation Word Problems

Equations in Two Variables

Write an equation to describe the algebraic relationship between two defined variables in number and word problems, including recognizing which variable is dependent.

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练习

GR. 6-8

Writing Linear Equations Using Visual Patterns

Equations Involving Powers and Roots

Solve equations involving powers and roots by using inverse relationships.

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练习

GR. 6-8

Solving Equations Involving Square Roots

Graphing Systems of Linear Equations

Graphically solve systems of linear equations.

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探索

GR. 6-8

Solving Systems of Linear Equations Graphically

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练习

GR. 6-8

Targeting the Solution of Systems of Linear Equations

Linear Equations and Inequalities in Word Problems

Write a problem given a simple linear equation or inequality.

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练习

GR. 6-8

Writing Word Problems for One-Step Inequalities

Number of Solutions to System of Equations

Determine whether a linear equation has one solution, infinitely many solutions, or no solution.

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探索

GR. 6-8

Solving One-Variable Equations: Hot and Cold Activity

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探索

GR. 6-8

Exploring Number of Solutions of Equations

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练习

GR. 6-8

Number of Solutions of Equations

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练习

GR. 6-8

Building One-Variable Equations

One-step Linear Equations and Inequalities

Solve one-step linear equations and inequalities and graph solutions of the inequalities on a number line in number and word problems.

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练习

GR. 6-8

Solving One-Step Equations with a Tape Diagram

Solving Linear Equations

Solve linear equations using the associative, commutative, distributive, and equality properties and justify the steps used.

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探索

GR. 6-8

Solving Two-Step Equations

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练习

GR. 6-8

Solution and Justification Steps

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练习

GR. 6-8

Constructing Step-by-Step Solutions

Systems of Linear Equations in Two or More Variables

Write and solve systems of linear equations in two or more variables algebraically in number and word problems.

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练习

GR. 6-8

Systems of Equations Puzzle Game

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探索

GR. 6-8

Systems of Equations with Shapes

Translating Linear Equations and Inequalities

Write a linear equation or inequality to represent a given number or word problem; solve.

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探索

GR. 6-8

Writing Algebraic Equations

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探索

GR. 6-8

Writing Equations for Word Problems

Two-step Linear Equations and Inequalities

Solve two-step linear equations and inequalities and graph solutions of the inequalities on a number line.

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探索

GR. 6-8

Visualizing Algebraic Equations Using a Balance Beam

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探索

GR. 6-8

Building Linear Equations with Balance Models

High School

GRADES 9-12

Exponential Equations

Solve exponential equations by rewriting expressions with like bases.

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练习

GR. 9-12

Solving Exponential Equations by Rewriting Bases

Literal Equation for an Indicated Variable

Solve a literal equation for an indicated variable.

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练习

GR. 9-12

Variables as Numerical Expressions

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