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Table of Contents
 About the Author
 Acknowledgments
 Preface
 Real Numbers and Their Operations

Linear Equations and Inequalities
 Introduction to Algebra
 Simplifying Algebraic Expressions
 Solving Linear Equations: Part I
 Solving Linear Equations: Part II
 Applications of Linear Equations
 Ratio and Proportion Applications
 Introduction to Inequalities and Interval Notation
 Linear Inequalities (One Variable)
 Review Exercises and Sample Exam
 Graphing Lines
 Solving Linear Systems
 Polynomials and Their Operations
 Factoring and Solving by Factoring
 Rational Expressions and Equations
 Radical Expressions and Equations
 Solving Quadratic Equations and Graphing Parabolas
 Appendix: Geometric Figures
Elementary Algebra, v. 1.0
by John Redden
Chapter 1 Real Numbers and Their Operations