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Unit: Solving equations & inequalities

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Possible mastery points

Linear equations with variables on both sides

Learn
Why we do the same thing to both sides: Variable on both sides
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Intro to equations with variables on both sides
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Equations with variables on both sides: 20-7x=6x-6
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Equation with variables on both sides: fractions
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Equation with the variable in the denominator
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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!

Linear equations with parentheses

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Equations with parentheses
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Reasoning with linear equations
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Multi-step equations review
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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!

Quiz 1

Level up on the above skills and collect up to 500 Mastery points

Analyzing the number of solutions to linear equations

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Number of solutions to equations
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Worked example: number of solutions to equations
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Creating an equation with no solutions
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Creating an equation with infinitely many solutions
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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!

Linear equations with unknown coefficients

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

Quiz 2

Level up on the above skills and collect up to 300 Mastery points

Multi-step inequalities

Learn
Inequalities with variables on both sides
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Inequalities with variables on both sides (with parentheses)
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Multi-step inequalities
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Practice
Multi-step linear inequalitiesGet 3 of 4 questions to level up!

Compound inequalities

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Compound inequalities: OR
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Compound inequalities: AND
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A compound inequality with no solution
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Double inequalities
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Compound inequalities examples
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Compound inequalities review
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Practice
Compound inequalitiesGet 3 of 4 questions to level up!

Quiz 3

Level up on the above skills and collect up to 200 Mastery points
Up next for you:

Unit test

Level up on all the skills in this unit and collect up to 1000 Mastery points!

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).