2.7a Absolute Value Equations

1.1, 1.2 Real Number System; Set-builder and Interval Notation

1.3, 1.4 Order of Operations and Properties of Real Numbers

2.1 Linear Equations in One Variable

2.2 Solving Formulas

2.3 Applications of Linear Equations

2.4 More Applications of Linear Equations

2.5 Linear Inequalities and Interval Notation

2.6 Operations on Sets and Compound Inequalities

2.7a Absolute Value Equations

2.7b Absolute Value Inequalities

3.1a System of Coordinates and Linear Equations

3.1b Midpoint Formula