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# One-Step Equations and Inverse Operations

## Add and subtract like terms as a step to solve equations.

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.

## One-Step Equations and Inverse Operations

Solve equations involving addition and subtraction.

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• PLIX

One-Step Equations and Inverse Operations Interactive

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• PLIX

## Multiplicative Inverse

One-Step Equations and Inverse Operations Interactive

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• Video

## Solving One-Step Equations

Shows how to solve for a variable in a one-step equation.

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• Video

## Solving Equations with Addition and Subtraction: A Sample Application

This video demonstrates a sample use of solving equations with addition and subtraction.

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• Video

## Solving Equations with Addition and Subtraction: An Explanation of the Concept

This video provides an explanation of the concept of solving equations with addition and subtraction.

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## One-Step Equations and Inverse Operations Quiz

Quiz for Solving One Step Equations.

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• 1
• Critical Thinking

## One-Step Equations and Inverse Operations Discussion Questions

A list of student-submitted discussion questions for One-Step Equations and Inverse Operations.

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• Real World Application

## The Cost of College

All students will be able to figure out how much it costs to attend a four-year university and represent this relationship as a proportional linear equation.

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• Study Guide