# Algebra

Here you will find 225+ Algebra videos that cover every main concept you will see in a variety of Algebra classes. Scroll through the gallery below which is sorted in order of topics as they are typically addressed throughout the semester.

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## Topics Covered

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Introduction to Sets (Beginning Algebra)

Various Number Sets (Algebra)

How to Plot Points on a Number Line

Inequalities on a Number Line

Opposite of a Number (Algebra)

Absolute Value

Absolute Value - Example 1

Adding & Subtracting Numbers

Minus a Negative Number

Addition/Subtraction: Example 1

Subtraction on a Graphing Calculator

Product of Integers

Product of Many Negative Numbers

Quotients & Division (Algebra)

Multiplication & Division With Zero

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- Introduction to Sets (Beginning Algebra)
- Various Number Sets (Algebra)
- How to Plot Points on a Number Line
- Inequalities on a Number Line
- Opposite of a Number (Algebra)
- Absolute Value
- Absolute Value – Example 1
- Adding & Subtracting Numbers
- Minus a Negative Number
- Addition/Subtraction: Example 1
- Subtraction on a Graphing Calculator
- Product of Integers
- Product of Many Negative Numbers
- Quotients & Division (Algebra)
- Multiplication & Division With Zero
- Multiply and Divide on the Calculator
- Introduction to Prime Numbers
- How to Find a Prime Factorization of a Number
- How to Reduce a Fraction
- How to Convert Between Improper Fraction & Mixed Number
- How to Multiply Fractions
- Dividing Fractions
- Multiply & Divide w/ Fractions – Example
- Add/Subtract Fractions – Same Denominator
- Add & Subtract Fractions w/ Different Denominators
- LCM – Least Common Multiple
- Adding & Subtracting Decimals
- Multiplying Decimal Numbers
- Dividing Decimals
- How to Convert Decimals to Fractions
- Fractions to Decimals
- Fractions & Decimals on Calculator
- Converting Between Decimals & Percents
- How to Convert Percents and Fractions
- Introduction to Statistical Mean
- Introduction to Statistical Median
- Introduction to Statistics – Mode
- Introduction to Statistical Midrange
- Introduction to Statistical Range
- Exponents Basics
- Order of Operations
- Order of Operations – Example 1
- Order of Operations on Calculator
- Constants, Variables, Expressions & Equations
- Coefficients and Like Terms
- Evaluating Variable Expressions
- Distributive Property
- Distributive Property: Example 1
- Introduction to Linear Equations – 1 Variable
- Equation vs Expression
- Solution to a 1 Variable Equation
- What is a “Solution Set” for an Equation (Algebra)
- Linear Equations Addition Property
- Linear Equations Multiplication Property
- One Step Linear Equations
- Two Step Linear Equations
- How to Solve Linear Equations
- How to Solve Linear Equations With Fractions
- Linear Equation – Contradictions & Identities
- Linear Examples – 1 Variable, Part 1
- Linear Examples – 1 Variable, Part 2
- Linear Examples – 1 Variable, Part 3
- Linear Equation – How to Verify Your Answer
- Literal Equations
- Linear Equations – Word Problems
- Consecutive Integers Sum: Example 1
- Perimeter – Example 1 (Algebra)
- Complementary Angles: Example 1
- Sum of Angles in a Triangle – Example 1
- Motion Problem – Example 1
- Motion Problem – Example 2
- Algebra Application: Coins Example 1
- Percent Applications (Algebra)
- Percent Application – Example 1 (Algebra)
- Percent Increase Decrease
- Simple Interest
- Simple Interest – Example 2
- Mixture Problem – Example 1
- Ratios
- Proportions
- Proportions Example 1

- Proportions Example 2
- Dimensional Analysis
- Interval Notation
- Linear Inequalities 1 Variable
- Linear Inequality Example 1
- Compound Inequality And
- Compound Inequality Or
- Cartesian Coordinate System
- Definition of Linear Equation
- Intro to Linear Equations 2 Variables
- Graphing Linear Equations by Plotting Points
- Graphing Using Points – Example 1
- x and y Intercepts
- Graphing Lines Using Intercepts
- Lines Through the Origin Using Intercepts
- Standard Form of a Line
- Horizontal and Vertical Lines
- Introduction to Slope of a Line
- Slope Between Points – Example 1
- Slope Intercept Form
- Graphing Using Slope Intercept Form
- Slope Intercept Form – Example 1
- Slope Intercept Form – Example 2
- Slope Intercept Form Example 3
- Intro to Linear Functions
- Evaluating Linear Functions
- Linear Function Application Example 1
- Graphing Linear Functions
- Parallel Lines
- Parallel Lines Example 1
- Perpendicular Lines
- Perpendicular Lines Example 1
- Point Slope Form of a Line
- Point Slope Form Example 1
- Point Slope Form Example 2
- Linear Inequalities 2 Variables
- Linear Inequality in 2 Variables Example 1
- Exponent Properties
- Exponent Properties Example 1
- Exponent Properties Example 2
- Exponent Properties Example 3
- Exponent Properties Example 4
- Negative Exponents
- Negative Exponents Example 1
- Negative Exponents Example 2
- Exponents Squared and Cubed
- Scientific Notation
- Multiply and Divide in Scientific Notation
- Scientific Notation Calculator
- Scientific Notation Example 1
- Scientific Notation Example 2
- Introduction to Polynomials
- Polynomial Example Degree, Coefficient
- Evaluating a Polynomial
- Monomials, Binomials, and Trinomials
- Polynomial Functions
- Adding Polynomials
- Subtracting Polynomials
- Polynomial in Several Variables
- Monomial Times a Polynomial
- Binomial Times a Binomial
- FOIL Example 1
- Polynomial Times a Polynomial
- Polynomial Divided by a Monomial
- Long Division of Polynomials
- Long Division Writing an Answer
- Introduction to Factoring Polynomials
- Factoring Greatest Common Factor
- Factoring GCFs Example 1
- Factoring GCFs Example 2
- Factoring GCFs Example 3
- Factoring by Grouping
- Factoring Trinomials – x2+bx+c
- Factoring Quadratic Trinomials Example 1
- Factoring Quadratic Trinomials Example 2
- Prime Polynomials
- Factoring Trinomials – ax2+bx+c
- Factoring Quadratic Trinomials Example 3
- Quadratic Trinomial Factor by Grouping
- Factoring by Grouping Example 1
- Factoring Quadratic Trinomials Example 4

- Factoring Difference of Squares
- Factoring Sum Difference of Cubes
- Factoring General Strategy
- Quadratic vs Linear Equations
- Solve Quadratic Equations by Factoring
- Solve Quadratic by Factoring Example 1
- Solve Quadratic by Factoring Example 2
- Solve Quadratic by Factoring Example 3
- Solve Quadratic by Factoring Example 4
- Solve Quadratic by Factoring Example 5
- Solve Quadratic by Factoring Example 6
- Quadratic Equation with Fractions
- Finding Quadratic With Given Solutions
- Finding Quadratic With Solutions Example 1
- Quadratic Functions
- Evaluate Quadratic Functions Example 1
- Evaluate Quadratic Functions Example 2
- Find x Such That f(x) = 0 [Example 1]
- Graphs of Quadratics Parabolas
- Finding f(x) Equals c Using Calculator
- How to Solve Linear Absolute Value Equations
- Absolute Value Equations – Example 1
- Absolute Value Equations – Example 2
- Absolute Value Equations – Example 3
- Absolute Value Equations – Example 4
- Absolute Value Graphs
- How to Graph Absolute Value Functions – Part 1
- How to Graph Absolute Value Functions – Part 2
- Absolute Value Function Graph Using Calculator
- Absolute Value Function – Domain and Range
- Absolute Value Function – Domain and Range, Example 1
- How to Graph Absolute Value Functions – Example 1
- How to Graph Absolute Value Functions – Example 2
- Rational Expression – Introduction
- How to Evaluate a Rational Expression
- Rational Expression – Undefined Values
- How to Simplify Rational Expressions
- Rational Expressions – Opposite Factors
- How to Find the Domain of a Rational Function
- How to Find the Domain of a Rational Function – Example 1
- Caution Regarding Domain of a Rational Function
- How to Multiply Rational Expressions
- How to Multiply Rational Expressions – Example 1
- How to Divide Rational Expressions
- Caution Regarding Dividing Two Rational Expressions
- How to Divide Rational Expressions – Example 1
- How to Divide Rational Functions
- How to Add Rational Expressions With the Same Denominator
- How to Subtract Two Rational Expressions with the Same Denominator
- How to Subtract Rational Expressions – Example 1
- How to Add or Subtract Rational Expressions with Opposite Denominators
- Simplifying Complex Fractions
- Simplifying Complex Fractions – Example 1
- Solving Rational Equations
- Solving Rational Equations – Example 1
- Solving Rational Equations – Example 2
- Caution Using LCDs in Expressions vs Equations
- Literal Equations
- Applications of Rational Equations
- Rational Equation Application – Reciprocals
- Rational Equation Application – Work Rate Problem
- Rational Equation Application – Motion Problem
- Variation – Direct and Inverse (Algebra)
- Systems of Equations
- Solving Systems by Graphing
- Solving Systems by Substitution
- Solving Systems Using the Addition Method
- Solving Systems – Mixed Examples
- Systems of Equations – Contradictions & Identities
- Systems of Equations – Interest Problems
- Systems of Equations – Mixture Problems
- Systems of Equations With Three Unknowns
- Systems of Inequalities
- Square Roots
- nth Roots