Equal or Not

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 1Variables/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 2One 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 4Solving Equations and Formulas

• Lesson Essential Question
• 1. How do you solve equations for one variable?

10
Concept 5Inequalities

• 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 6Solving/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?