Video Examples of Rational Expressions and Equations

All of the "Try This!" problems in the open textbook Elementary Algebra have been solved and are available for free on YouTube. Click on the problems below to view the videos found in chapter 7.

Rational Expressions and Equations

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For further updates please feel free to circle the Elementary Algebra Google+ page for this book.
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Video Examples of Factoring and Solving by Factoring

All of the "Try This!" problems in the open textbook Elementary Algebra have been solved and are available for free on YouTube. Click on the problems below to view the videos found in chapter 6.

Factoring and Solving by Factoring

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For further updates please feel free to circle the Elementary Algebra Google+ page for this book.
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Video Examples of Polynomials and Their Operations

All of the "Try This!" problems in the open textbook Elementary Algebra have been solved and are available for free on YouTube.  Click on the problems below to view the videos found in chapter 5.

Polynomials and Their Operations

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For further updates please feel free to circle the Elementary Algebra Google+ page for this book.
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Elementary Algebra (Ch.4) Solving Linear Systems

Elementary Algebra is an open textbook that is available to read for free on the flatworld knowledge website. Chapter 4 is an introduction to solving linear systems of equations and inequalities. In this chapter, we learn what it means to solve of equations geometrically, including dependent systems. In addition, we thoroughly cover the substitution and elimination methods.


4.1 Solving Linear Systems by Graphing
4.2 Solving Linear Systems by Substitution
4.3 Solving Linear Systems by Elimination
4.4 Applications of Linear Systems
4.5 Solving Systems of Linear Inequalities

You will find a complete review exercise section and a practice test.

4.6 Review Exercises and Sample Exam

Feel free to copy and paste the links found here and post them in your LMS. Links to all of the chapters can be found by clicking the Elementary Algebra course button at the top of this page.

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Elementary Algebra (Ch.3) Graphing Lines

Elementary Algebra is an open textbook that is available to read for free on the flatworld knowledge website. Chapter 3 is an introduction to graphing linear equations. In this chapter, we learn how to graph lines in the rectangular coordinate plane and make connections between linear equations and lines. In addition, functions are introduced and linear inequalities are solved where the solutions are represented graphically and using interval notation.


3.1 Rectangular Coordinate System
3.2 Graph by Plotting Points
3.3 Graph using Intercepts
3.4 Graph using the y-intercept and Slope 
3.5 Finding Linear Equations
3.6 Parallel and Perpendicular Lines
3.7 Introduction to Functions  
3.8 Linear Inequalities (Two Variables) 

In addition, you will find a complete review exercise section and a practice test.

3.9 Review Exercises and Sample Exam

Feel free to copy and paste the links found here and post them in your LMS.  Links to all of the chapters can be found by clicking the Elementary Algebra course button at the top of this page.

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Elementary Algebra (Ch.2) Linear Equations and Inequalities

Elementary Algebra is an open textbook that is available to read for free on the flatworld knowledge website. Chapter 2 is an introduction to algebra. In this chapter, we learn how to solve linear equations and inequalities. You will find written examples, video examples, and exercises with answers to the odd problems.


2.1 Introduction to Algebra
2.2 Simplifying Algebraic Expressions
2.3 Linear Equations: Part I
2.4 Linear Equations: Part II 
2.5 Applications of Linear Equations
2.6 Ratio and Proportion Applications
2.7 Introduction to Inequalities and Interval Notation
2.8 Linear Inequalities (one variable) 

In addition, you will find a complete review exercise section and a practice test.

2.8 Review Exercises and Sample Exam

Feel free to copy and paste the links found here and post them in your LMS.  Links to all of the chapters can be found by clicking the Elementary Algebra course button at the top of this page.

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