1. 5 Minute Check

6. Solve and show work on the back on your homework. 3. d + 4 = 36

7. 5 Minute Check Solve and show work on the back on your homework. 3. d + 4 = 36 -4 = -4 d + 0 = 32

8. 5 Minute Check Solve and show work on the back on your homework. 4. d – 4 = 36

9. 5 Minute Check Solve and show work on the back on your homework. 4. d – 4 = 36 +4 = +4 d + 0 = 40

10. Flashcards

11. Monday, Dec 16 Lesson 7.4 Solve and Write Multiplication Equations

12. Objective: To successfully solve and write multiplication equations.

13. Solve and Write Multiplication Equations At the end of this lesson you should be able to answer the following question. How can the Multiplication and Division Property of Equality by used to solve algebraic equations?

14. Solve and Write Multiplication Equations The equation 3x = 9 is a multiplication problem. In the above equation, the 3 is called what?

15. Solve and Write Multiplication Equations The equation 3x = 9 is a multiplication problem. In the above equation, the 3 is called what? The coefficient. A coefficient is the numerical factor of a term that contains a variable.

16. Solve and Write Multiplication Equations What is the coefficient? 7y = 49

17. Solve and Write Multiplication Equations What is the coefficient? 7y = 49

18. Solve and Write Multiplication Equations What is the coefficient? 8h = 32

19. Solve and Write Multiplication Equations What is the coefficient? 8h = 32

20. Solve and Write Multiplication Equations What is the coefficient? 45 = 3g + 6

21. Solve and Write Multiplication Equations What is the coefficient? 45 = 3g + 6

22. Solve and Write Multiplication Equations Multiplication and Division Property of Equality states if two expressions are equal to each other and the exact same, non-zero number is multiplied or divided from both sides, the two sides will remain equal.

23. Solve and Write Multiplication Equations An equation is only true if both sides are equal. A teeter totter will only be balanced if there is equal weight on both sides.

24. Solve and Write Multiplication Equations To Solve a Multiplication or Division Equation. Step 1 – Determine the coefficient.

25. Solve and Write Multiplication Equations To Solve a Multiplication or Division Equation. Step 2 – Multiply both sides by the reciprocal of the coefficient.

26. Solve and Write Multiplication Equations To Solve a Multiplication or Division Equation. Step 3 – Simplify.

27. Solve and Write Multiplication Equations Solve: 2b = 10 Step 1 - ?

28. Solve and Write Multiplication Equations Solve: 2b = 10 Step 1 – 2 Step 2 - ?

29. Solve and Write Multiplication Equations Solve: 1 2b = 10 1 2 2 Step 2 – ½ Step 3 - ?

30. Solve and Write Multiplication Equations Solve: 2b = 10 2 2 Can we simplify the left side of the equation?

31. Solve and Write Multiplication Equations Solve: 2b = 10 2 2 b = Can we simplify the right side of the equation?

32. Solve and Write Multiplication Equations Solve: 2b = 10 Original Problem 2 2 b = 5 Work to be shown on the homework.

33. Solve and Write Multiplication Equations Solve: 3x = 12 Do this on your own.

34. Solve and Write Multiplication Equations Solve: 3x = 12 3 3 x = 4

35. Solve and Write Multiplication Equations Solve: 8 = 4g Do this on your own.

36. Solve and Write Multiplication Equations Solve: 8 = 4g 4 4 2 = g

37. Solve and Write Multiplication Equations Solve: 48 = 16y Do this on your own.

38. Solve and Write Multiplication Equations Solve: 48 = 16y 16 16 3 = y

39. Solve and Write Multiplication Equations Solve: 1.5x = 3 Do this on your own.

40. Solve and Write Multiplication Equations Solve: 1.5x = 3 1.5 1.5 x = 2

41. Solve and Write Multiplication Equations Solve: 1 x = 2 3 3 Do this on your own.

42. Solve and Write Multiplication Equations Solve: 3. 1 x = 2. 3 1 3 3 1 x = 2

43. Solve and Write Multiplication Equations Katie bought 5 cupcakes for $16.00. Write a algebraic multiplication equation that would find the cost of each cupcake. Do this on your own.

44. Solve and Write Multiplication Equations Katie bought 5 cupcakes for $16.00. Write a algebraic multiplication equation that would find the cost of each cupcake. 5c = 16

45. Solve and Write Multiplication Equations Steve’s tabby cat eats 5 times as often as his black cat. The tabby cat ate 10 times yesterday. Write and solve an algebraic multiplication equation to find how many times the black cat ate. Do this on your own.

46. Solve and Write Multiplication Equations Steve’s tabby cat eats 5 times as often as his black cat. The tabby cat ate 10 times yesterday. Write and solve an algebraic multiplication equation to find how many times the black cat ate. 5b = 10 5b 10 5 = 5 b = 2

47. Solve and Write Multiplication Equations In the football game the home team earned 3 times as many points as the visiting team. They won the game with 21 points. Write and solve an algebraic multiplication equation to find how many points the visiting team scored. Do this on your own.

48. Solve and Write Multiplication Equations In the football game the home team earned 3 times as many points as the visiting team. They won the game with 21 points. Write and solve an algebraic multiplication equation to find how many points the visiting team scored. 3v = 21 3v 21 3 = 3 v = 7

49. Solve and Write Multiplication Equations How can the Multiplication and Division Property of Equality by used to solve algebraic equations?

50. Solve and Write Multiplication Equations Agenda Notes Homework – Homework Practice 7-4 Due Tuesday, Dec 17 Chapter 7 Test –Thursday, Dec 19 Help Session Wednesday, Dec 18 2:15-3PM