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## This page provides a list of educational videos related to Understanding Variables. You can also use this page to find sample questions, apps, worksheets, lessons , infographics and presentations related to Understanding Variables.

# Qtr 1, Lesson 3: Rewriting Equations and Formulas

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By Stan Lisle

A lesson describing how to rewrite algebraic expressions with multiple variables and solve for any of the variables. Problems included to test the student's understanding.

**In this video**

# One-step equations with multiplication and division

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By Khan Academy

Let's get a conceptual understanding of why one needs to divide both sides of an equation to solve for a variable.

**In this video**

# One-step equations with multiplication and division

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By Khan Academy

Let's get a conceptual understanding of why one needs to divide both sides of an equation to solve for a variable.

**In this video**

# Understanding negative number addition and subtraction with variables

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By Khan Academy

Let's get some practice thinking about adding and subtracting variables representing positive and negative numbers on the number line.

**In this video**

# Understanding negative number addition and subtraction with variables

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By Khan Academy

Let's get some practice thinking about adding and subtracting variables representing positive and negative numbers on the number line.

**In this video**

# Understanding negative number addition and subtraction with variables

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By Khan Academy

Let's get some practice thinking about adding and subtracting variables representing positive and negative numbers on the number line.

**In this video**

# Understanding negative number addition and subtraction with variables

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By Khan Academy

**In this video**

# Understanding negative number addition and subtraction with variables

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By Khan Academy

**In this video**

# Linear Equations in Two Variables

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By Meritnation

YouTube presents Linear Equations in Two Variables, an educational video resource on math.

**In this video**

# Solving systems of equations in three variables

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By MathPlanetVideos

Solve the systems of equation in our example.

**In this video**

# Solving systems of equations in two variables

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By MathPlanetVideos

Solve the system of equations: {2x−4y=0 −4x+4y=−4

**In this video**

# Equations with variables on both sides

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By Khan Academy

Sal solves the equation 20 - 7x = 6x - 6.

**In this video**

# Equations with variables on both sides

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By Khan Academy

Sal solves the equation 2x + 3 = 5x - 2.ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½

**In this video**

# 2.3 Quadratic Equations in One Variable Part 1

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By Tammy B

Solve quadratic equations in one variable.

**In this video**

# Variables on both sides | Linear equations | Algebra I

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By Khan Academy

u10_l1_t2_we1 Multi-step equations 1. All Khan Academy content is available for free at www.khanacademy.org

**In this video**

# Variables on both sides | Linear equations | Algebra I

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By Khan Academy

This video lecture series on Worked Examples in Algebra from Khan Academy includes Solving Equations, Solving Word Problems, Solving for a variable, Absolute Value and Number Lines, Patterns in Sequences, Functional Relationships, Domain and Range, Rate Problems, Linear Functions, Slope of a Line, X and Y intercepts, Equation of a Line, Parallel Lines, Perpendicular Lines, Solving Inequalities and more

**In this video**

# Solving Quadratic Equations in one Variable by Factoring

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By Victoriamiles

Solve quadratic equations in one variable.

**In this video**

# Solve equations and simplify expressions

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By MathPlanetVideos

Solve the given equation 12(3b−b4a)=36

**In this video**

# Different ways to solve equations

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By MathPlanetVideos

Solve the following expression 4x−7=x/3+4

**In this video**