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# Module 2 lesson 19

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### Module 2 lesson 19

1. 1. Module 2 Lesson 19.notebook December 10, 2013 Module 2, Lesson 19 HW: • Lesson 19 Problem Set #1-2 Equivalent Expressions with Rational Numbers Do Now: Exit Ticket For Lesson 18 1
2. 2. Module 2 Lesson 19.notebook December 10, 2013 2
3. 3. Module 2 Lesson 19.notebook December 10, 2013 Exit Ticket Answers 3
4. 4. Module 2 Lesson 19.notebook December 10, 2013 Homework Answers 4
5. 5. Module 2 Lesson 19.notebook December 10, 2013 Homework Answers 5
6. 6. Module 2 Lesson 19.notebook December 10, 2013 Homework Answers 6
7. 7. Module 2 Lesson 19.notebook December 10, 2013 TIC TAC TOE 4(3 - x) 2x + 2(x - 6) 3x - 6 4(-1x + 1) 4x - 16 7
8. 8. Module 2 Lesson 19.notebook December 10, 2013 Example 2: 8
9. 9. Module 2 Lesson 19.notebook December 10, 2013 Tape Diagram Model 9
10. 10. Module 2 Lesson 19.notebook December 10, 2013 10
11. 11. Module 2 Lesson 19.notebook December 10, 2013 Tape Diagram Model 11
12. 12. Module 2 Lesson 19.notebook December 10, 2013 12
13. 13. Module 2 Lesson 19.notebook December 10, 2013 Example 3 An item that has an original price of discounted 33%. dollars is a. Write an expression that represents the amount of the discount. b. Write two equivalent expressions that represent the new, discounted price. c. Use one of your expressions to calculate the new, discounted price if the original price was \$56. d. How would the expressions you created in parts (a) and (b) have to change if the item‛s price had increased by 33% instead of discounted 33%? 13
14. 14. Module 2 Lesson 19.notebook December 10, 2013 Sales Tax= Price + (Sales tax as a Percent)(Price) 14
15. 15. Module 2 Lesson 19.notebook December 10, 2013 80 40 22.40 11.60 .8x 15
16. 16. Module 2 Lesson 19.notebook December 10, 2013 16
17. 17. Module 2 Lesson 19.notebook December 10, 2013 17
18. 18. Module 2 Lesson 19.notebook December 10, 2013 18
19. 19. Module 2 Lesson 19.notebook December 10, 2013 19