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# Unit 2: Solving equations & inequalities

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## About this unit

In this unit, we learn how to solve linear equations and inequalities that contain a single variable. For example, we'll solve equations like 2(x+3)=(4x-1)/2+7 and inequalities like 5x-2≥2(x-1).

### Learn

### Practice

- Equations with variables on both sidesGet 3 of 4 questions to level up!
- Equations with variables on both sides: decimals & fractionsGet 3 of 4 questions to level up!

### Learn

### Practice

- Equations with parenthesesGet 3 of 4 questions to level up!
- Equations with parentheses: decimals & fractionsGet 3 of 4 questions to level up!
- Reasoning with linear equationsGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 400 Mastery points

### Learn

### Practice

- Number of solutions to equationsGet 3 of 4 questions to level up!
- Number of solutions to equations challengeGet 3 of 4 questions to level up!

### Practice

- Linear equations with unknown coefficientsGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 240 Mastery points

### Learn

### Practice

- Multi-step linear inequalitiesGet 3 of 4 questions to level up!
- Using inequalities to solve problemsGet 3 of 4 questions to level up!

### Learn

### Practice

- Compound inequalitiesGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 240 Mastery points

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Level up on all the skills in this unit and collect up to 1,100 Mastery points!