2.1 Problem Solving: Look for a Pattern 2.2 Evaluating Expressions 2.3 Like Terms 2.4 Writing Equations 2.5 Solving Equations 2.6 Using Addition to Solve Equations 2.7 Using Division and Multiplication to Solve Equations 2.8 Problem Solving: Use Logic 2.9 Problem Solving: Work Backwards 2.10 Solving Equations Using More than One Step 2.11 Solving Equations With Variables on Both Sides 2.12 The Distributive Property 2.13 Solving Equations With Brackets 2.14 Solving Equations With Fractions and Decimals