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6th-8th Grade Math: Practice & Review55 chapters | 466 lessons

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Solve for y.

x - y = 1

3x - y = 5

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This interactive quiz and worksheet combo can be used at any time to challenge your knowledge of multi-variable equations using subtraction.

Topics included in this quiz will be:

- Solving an equation to find multiple missing variables
- Identifying examples of the appropriate number of equations to variables
- Deciphering the number of equations that will be needed

Practice these skills while using this interactive quiz and worksheet:

**Interpreting information**- study a given problem and recognize an example that has the appropriate number of equations per the number of unknown variables**Problem solving**- solve an equation to find undefined variables**Critical thinking**- apply the tactics in the lesson to find the value of multiple variables within an equation

Explore the lesson entitled Solving Subtraction Equations with Two or More Variables to further examine the strategies needed to solve these numerical problems. This lesson will discuss:

- Finding the first solution to a multi-variable equation
- Writing equations that have the appropriate numbers of variables
- Solving for the subsequent missing variables after finding the first

Final Exam

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6th-8th Grade Math: Practice & Review

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Chapter Exam

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6th-8th Grade Algebra: Writing & Solving Two-Step Equations

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Lesson
3 in chapter 25 of the course:

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6th-8th Grade Math: Practice & Review55 chapters | 466 lessons

- Solving Addition Equations with Two or More Variables 7:57
- Solving Addition Word Problems with Two or More Variables 8:57
- Solving Subtraction Equations with Two or More Variables 6:28
- Solving Multiplication Equations with Two or More Variables 4:17
- Solving Multiplication Word Problems with Two or More Variables 6:28
- Solving Division Equations with Two or More Variables 3:10
- Solving Division Word Problems with Two or More Variables 4:28
- Go to 6th-8th Grade Algebra: Writing & Solving Two-Step Equations

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