1. Bell Work: Write an algebraic equation for the phrase Six times the sum of twice the opposite of a number and -8.

2. Answer: 6[2(-N) – 8]

3. Test 3 Review

4. Solve: x + 3 ½ = 5 ¾

5. Answer: x = 2 ¼

6. Simplify: m y x x y m x y 2 3 2 2 4

7. Answer: m y x 4 8 4

8. Solve: x – 7 = 4

9. Answer: x = 11

10. Simplify by adding like terms: -3x ym + 6ymx – mx y – 4m 2 2 2

11. Answer: 2x ym – 4m 2

12. Solve: x = 5 ½

13. Answer: x = 5/2 or 2 ½

14. Evaluate: -x + y(x – y) – m If x = -2, y = 3 and m = 4

15. Answer: = - 35

16. Solve: 3x = 15

17. Answer: x = 5

18. Use the distributive property to expand -2a(3x – 4y – 5z)

19. Answer: -6ax + 8ay + 10az

20. A base of the right prism is the isosceles triangle shown
A base of the right prism is the isosceles triangle shown. The height of the right prism is 8 m. Find the volume of the right prism.

21. Answer: 320 m 3

22. Is the product of 12 negative numbers and 5 positive numbers a positive number or a negative number?

23. Answer: Positive

24. Find the perimeter of this figure. All angles are right angles
Find the perimeter of this figure. All angles are right angles. Dimensions are in meters. 5 5 5 7 15

25. Answer: 44 m

26. Define a right angle.

27. Answer: A triangle with one right angle

28. Find the surface area of this right circular cylinder
Find the surface area of this right circular cylinder. The radius is 6 cm and length is 12 cm.

29. Answer: 216π cm 2

30. Define rectangle.

31. Answer: A parallelogram with four right angles

32. Does -3 or 3 satisfy the equation x – 3 = 0?

33. Answer: 3 satisfies the equation

34. Use two unit multipliers to convert 40 miles to inches.

35. Answer: 2,534,400 inches

36. Find the area of this figure. Dimensions are in feet.12 11 15

37. Answer: 255 feet 2

38. Which of the following terms are like terms?
-3xyk
5kyz
7kxy
-2xyz
-3yxk

39. Answer: a, c, and e

40. The length of the base of a right triangle is 24 inches and the height is 13 inches. Find the area of the right triangle.

41. Answer: 156 inches 2

42. Use two unit multipliers to convert 54 square inches to square centimeters.

43. Answer: cm 2

44. The circumference of a circle is 6π meters
The circumference of a circle is 6π meters. What is the diameter of the circle?

45. Answer: 6 meters

46. Which of the following terms are like terms?
4xmp
-5mxp
5mxy
-7xyp

47. Answer: a and b

48. Is the product 3 negative numbers and 4 positive numbers a positive number or a negative number?

49. Answer: Negative number

50. Use two unit multipliers to convert 6000 meters to inches.

51. Answer: 236, inches

52. Use two unit multipliers to convert 5000 square feet to square inches.

53. Answer: 720,000 inches 2

54. The length of the base of a scalene triangle is 6 inches
The length of the base of a scalene triangle is 6 inches. The height of the triangle is 13 inches. Find the area of the triangle.

55. Answer: 39 inches 2

56. The diameter of a circle is 10 feet. Find the area of the circle.

57. Answer: 78.5 feet 2

58. Use the letters x, y and z, and parentheses to write the distributive property.

59. Answer: x(y + z) = xy + xz

60. Use braces and digits to designate the set of natural numbers.

61. Answer: {1, 2, 3, 4, 5…..}

62. Use braces and digits to designate the set of whole numbers.

63. Answer: {0, 1, 2, 3, 4, …..}

64. Simplify: -2 + (-2) 2 2

65. Answer: = 0

66. Simplify: (-3) + √27 2 3

67. Answer: = 12

68. Evaluate: xyz if x = 2, y = -2, and z = -1 3

69. Answer: 4

70. Evaluate: a – b if a = -2 and b = -3

71. Answer: -5

72. Evaluate: -x(-a + b) – ab if x = -1, a = 2, and b = -3

73. Answer: 1

74. Simplify by adding like terms: 3y + 5xy – 4y – 3xy + x – y – 3x

75. Answer: -2y + 2xy – 2x

76. Simplify by adding like terms: -2xp + 4xy – px – 5yx

77. Answer: -3xp – xy

78. Expand by using the distributive property: -b(3x – 4y)

79. Answer: -3bx + 4by