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Chapter 1- The Numbers of Arithmetic

1-1 The Real Number System

1-2 Addition and Subtraction of Real Numbers

1-3 Multiplication and Division

1-4 Positive Integer Exponents

1-5 Order of Operations

1-6 Fractions

1-7 Percents

1-8 Decimals

1-9 Properties of Real Numbers

Chapter 2- Introduction to Algebra

2-1 Algebraic Expressions

2-2 Simplifying Algebraic Expressions

2-3 Solutions of Algebraic Equations

2-4 Addition Principle

2-5 Multiplication Principle

2-6 Using the Principles Together

Chapter 3- Word Problems

3-1 Problem Solving Strategies

3-2 Words for Operations

3-3 General Word Problems

Chapter 4- Graphing and Straight Lines

4-1 Rectangular Coordinates

4-2 Graphing Functions

4-3 Straight Lines

Chapter 5- Systems of Linear Equations

5-1 The Solutions of a System of Equations

5-2 Addition Method

5-3 Substitution Method

Chapter 6- Polynomials

6-1 Polynomials

6-2 Addition and Subtraction of Polynomials

6-3 Multiplication of Polynomials

6-4 Special Products of Binomials

6-5 Factoring Polynomials

6-6 Factoring a Quadratic Trinomial by Grouping

6-7 Summary of Steps to Factor Quadratic Trinomials

Chapter 7- Rational Expressions

7-1 Rational Expressions

7-2 Simplifying Rational Expressions

Chapter 8- Exponents and Roots

8-1 Exponents

8-2 Roots

8-3 Simplifying Radical Expressions

8-4 Rationalizing the Denominator

Chapter 9- Quadratic Equations

9-1 Quadratic Equations 

9-2 Solving by Square Roots

9-3 Solving by Factoring

9-4 Completing the Square

9-5 The Quadratic Formula

About This Book

This is the online version of James Brennan's Understanding Algebra. Visit the author's home page to

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