**Click on a problem**to see the solution worked out on YouTube. These videos are meant to accompany the Elementary Algebra textbook found on the flat world knowledge website.

**Ch. 1 Real Number and Their Operations**

[ More Chapter 1 videos here ]

**Ch. 2 Linear Equations and Inequalities**

[ More Chapter 2 videos here ]

**Ch. 3 Graphing Lines**

[ More Chapter 3 videos here ]

**Ch. 4 Solving Linear Systems**

[ More chapter 4 videos here ]

**Ch. 5 Polynomials and Their Operations**

[ More chapter 5 videos here ]

**Ch. 6 Factoring and Solving by Factoring**

[ More chapter 6 videos here ]

**Ch. 7 Rational Expressions and Equations**

[ More chapter 7 videos here ]

**Ch. 8 Radical Expressions and Equations**