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Module 2 Lesson 23.notebook 
1 
December 10, 2014 
Module 2, Lesson 23 
AIM: Solving Equations 
Using Algebra 
Homework: 
1.) Lesson 23 Problem Set #1-4, 6 , 7 
2.) Module 2 Quiz Monday 12/15/14 
Do Now: 
Exit Ticket For Lesson 22
Module 2 Lesson 23.notebook 
2 
December 10, 2014 
Susan and Bonnie are shopping for school clothes. Susan has $50 and a 
coupon for a $10 discount at a clothing store where each shirt costs $12. 
Susan thinks that she can buy 3 shirts, but Bonnie says that Susan can 
buy 5 shirts. The equations they used to model the problem are listed 
below. Solve each equation algebraically, justify your steps, and 
determine who is correct and why.
Module 2 Lesson 23.notebook 
3 
December 10, 2014 
Homework Answers S.116
Module 2 Lesson 23.notebook 
4 
December 10, 2014 
Homework Answers S.116
Module 2 Lesson 23.notebook 
5 
December 10, 2014 
Homework Answers S.116
Module 2 Lesson 23.notebook 
6 
December 10, 2014 
Homework Answers S.116
Module 2 Lesson 23.notebook 
7 
December 10, 2014 
Homework Answers S.116
Module 2 Lesson 23.notebook 
8 
December 10, 2014 
S.117
Module 2 Lesson 23.notebook 
9 
December 10, 2014 
S.118
Module 2 Lesson 23.notebook 
December 10, 2014 
10 
S.119
Module 2 Lesson 23.notebook 
December 10, 2014 
11 
S.119
Module 2 Lesson 23.notebook 
December 10, 2014 
12 
S.120
Module 2 Lesson 23.notebook 
December 10, 2014 
13 
S.121
Module 2 Lesson 23.notebook 
December 10, 2014 
14 
S.121
Module 2 Lesson 23.notebook 
December 10, 2014 
15
Module 2 Lesson 23.notebook 
December 10, 2014 
16 
Closing: 
1.) How do we translate a word problem into an equation? 
For instance, in Exercise 1 about the youth group trip, 
what key words and statements helped you determine 
the operations and values used in the equation? 
2.) How do we make sense of a word problem and model 
it with an equation?

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Module 2 lesson 23

  • 1. Module 2 Lesson 23.notebook 1 December 10, 2014 Module 2, Lesson 23 AIM: Solving Equations Using Algebra Homework: 1.) Lesson 23 Problem Set #1-4, 6 , 7 2.) Module 2 Quiz Monday 12/15/14 Do Now: Exit Ticket For Lesson 22
  • 2. Module 2 Lesson 23.notebook 2 December 10, 2014 Susan and Bonnie are shopping for school clothes. Susan has $50 and a coupon for a $10 discount at a clothing store where each shirt costs $12. Susan thinks that she can buy 3 shirts, but Bonnie says that Susan can buy 5 shirts. The equations they used to model the problem are listed below. Solve each equation algebraically, justify your steps, and determine who is correct and why.
  • 3. Module 2 Lesson 23.notebook 3 December 10, 2014 Homework Answers S.116
  • 4. Module 2 Lesson 23.notebook 4 December 10, 2014 Homework Answers S.116
  • 5. Module 2 Lesson 23.notebook 5 December 10, 2014 Homework Answers S.116
  • 6. Module 2 Lesson 23.notebook 6 December 10, 2014 Homework Answers S.116
  • 7. Module 2 Lesson 23.notebook 7 December 10, 2014 Homework Answers S.116
  • 8. Module 2 Lesson 23.notebook 8 December 10, 2014 S.117
  • 9. Module 2 Lesson 23.notebook 9 December 10, 2014 S.118
  • 10. Module 2 Lesson 23.notebook December 10, 2014 10 S.119
  • 11. Module 2 Lesson 23.notebook December 10, 2014 11 S.119
  • 12. Module 2 Lesson 23.notebook December 10, 2014 12 S.120
  • 13. Module 2 Lesson 23.notebook December 10, 2014 13 S.121
  • 14. Module 2 Lesson 23.notebook December 10, 2014 14 S.121
  • 15. Module 2 Lesson 23.notebook December 10, 2014 15
  • 16. Module 2 Lesson 23.notebook December 10, 2014 16 Closing: 1.) How do we translate a word problem into an equation? For instance, in Exercise 1 about the youth group trip, what key words and statements helped you determine the operations and values used in the equation? 2.) How do we make sense of a word problem and model it with an equation?