**Chapter 2 - Alegbra: Equations & Inequalities**

*Prentice Hall Mathematics - Course 2*

Writing AlgebraicExpressions

Equations Using

Number Sense

Solving Equations by Subtracting

Solving Equations by Multiplying

Solving Two-Step Equations Using Number Sense

Writing Inequalities

Solving Inequalities by Subtracting

Solving Inequalities by Multiplying

**Lesson 2-1****Evaluating and Writing Algebraic Expressions**

Evaluating Algebraic Expressions*pp. (71–75)*

ObjectivesWriting AlgebraicExpressions

**New Vocabulary**

variable, algebraic expression**Homework**

Practice 2-1, Enrichment 2-1**Lesson 2-2 Using Number Sense to Solve Equations**

Solving One-Step*pp.( 77–81)*

ObjectivesEquations Using

Number Sense

**New Vocabulary**

equation, open sentence, solution of an equation**Homework**

Practice 2-2, Enrichment 2-2**Lesson 2-3 Solving Equations by Adding or Subtracting**

Solving Equations by Adding*pp. (83–87)*

ObjectivesSolving Equations by Subtracting

**New Vocabulary**

Addition Property of Equality, inverse operations, Subtraction Property of Equality**Homework**

Practice 2-3**Lesson 2-4 Solving Equations by Multiplying or Dividing**

Solving Equations by Dividing*pp. (88–92)*

ObjectivesSolving Equations by Multiplying

**New Vocabulary**

Division Property of Equality, Multiplication Property of Equality**Homework**

Practice 2-4, WS 2B: Reading/Writing Math Symbols**Lesson 2-5 Exploring Two-Step Problems**

Writing and Evaluating Expressions with Two Operations*pp. (93–97)*

ObjectivesSolving Two-Step Equations Using Number Sense

**Homework**

Practice 2-5, Enrichment 2-5**Lesson 2-6 Solving Two-Step Equations**

Solving Two-Step Equations*pp. (98–101)*

Objectives**Homework**

Practice 2-6, Puzzle 14: Mystery Mountain**Solving Problems by Writing Equations**

Lesson 2-7 Problem Solving: Write an Equation

Lesson 2-7 Problem Solving: Write an Equation

*pp. (102–105)*

Objectives**Homework**

Practice 2-7, Enrichment 2-7**Lesson 2-8 Graphing and Writing Inequalities**

Graphing Inequalities*pp. (107–111)*

ObjectivesWriting Inequalities

**New Vocabulary**

inequality, solution of an inequality**Homework**

Practice 2-8, WS 2C: Reading Comprehension**Lesson 2-9 Solving Inequalities by Adding or Subtracting**

Solving Inequalities by Adding*pp. (112–115)*

ObjectivesSolving Inequalities by Subtracting

**New Vocabulary**

Addition Property of Inequality, Subtraction Property of Inequality**Homework**

Practice 2-9, Enrichment 2-9**Lesson 2-10 Solving Inequalities by Multiplying or Dividing**

Solving Inequalities by Dividing*pp. (116–120)*

ObjectivesSolving Inequalities by Multiplying

**New Vocabulary**

Division Property of Inequality, Multiplication Property of Inequality**Homework**

Practice 2-10, WS 2D: Vocabulary