Algebra answers to review problems from the book!

Page 231:
43. y = -3
44. y = 11
45. y = 3
46. y = -63/5

Page 230:
29. undefined
30. m = -2/5
31.m = 5/2
32. undefined
33. -3/5
34. m = 0

Page 222:
64. 8x + 4y = 26.2
65. SAMPLE ANSWERS: (1.5, 3.55) (2.25, 2.05) (2.5, 1.55) (2.75, 1.05) (3, 0.55)
66. 2.775 hours

42. C
44. x int: -2, y int: 2
46. x int: -2, y int: 8
48. x int: -3, y int: 15
50. x int: -6, y int: 8
52. x int: 6, y int: -36
54. x int: 5, y int: 4

Page 215:
44. x = 9 means that x is always 9 in your table. y can be anything!
45. y = -1 means that y is always -1 in your table. x can be anything!
46. y = 0 means that y is always 0 in your table. x can be anything!
47. you create the table!
48. x = 0 means that x is always 0 in your table. y can be anything!
49. y = 1/2x - 3
50. y = -x - 1/2
51. y = -1/2x - 4