1. Unit 3
Equal or Not

2. Unit Essential Questions:
How can algebraic expressions and equations be simplified and evaluated?
How can inequalities be used to represent a problem with many solutions?

3. Standard(s):
M8A1: Students will use algebra to represent, analyze and solve problems.
M8A2: Students will understand and graph inequalities in one variable.

4. Concept 1: Variables/Expressions/Properties
Lesson Essential Questions:
How are verbal models translated to algebraic expressions and equations?
How can you evaluate expressions? (revisited)
How can you identify properties?

5. Vocabulary 1: Variable Expression-Algebraic & Numerical
Sum/Product/Quotient
Evaluate
Substitute
Order of Operations
Open Sentence
Equation
Property
Counter Example

6. Concept 2: One Step Equations
Lesson Essential Questions:
How are inverse operations used to solve one-step equations including absolute values?
How are equations with rational numbers solved?
How are problems solved using the percent equation?

7. Concept 3 : Multi-Step Equations
Lesson Essential Questions:
How are expressions simplified by combining like terms?
How are inverse operations used to solve two-step equations?
How does the distributive property help to simplify expressions?

8. Vocabulary 3: Like Terms Coefficient Constant Term
Distributive property
Simplest form
Equivalent expressions
Simplifying the expression

9. Concept 4: Solving Equations and Formulas
Lesson Essential Question:
1. How do you solve equations for one variable?

10. Concept 5: Inequalities
Lesson Essential Questions:
What are inequalities?
How can an inequality be graphed on a number line?
How are inequalities written given verbal information?

11. Concept 6: Solving/Graphing Inequalities
Lesson Essential Questions:
How are inverse operations used to solve inequalities?
When should the sign be reversed in solving inequalities?
How can the solution of an inequality be graphed on a number line?