 # Untitled

Sep 8th, 2012
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1. 18) -x - 1 < 7 and - 6x - 9 = 8
2.
4. -x<8
5. Divide by -1 B.S.--
6. x>-8
7.
8. AND
9.
10. -6x-9>=8
12. -6x>=17
13. Divide by -6 B.S.--
14. x<=-17/6
15.
16.
17. 19) -3x + 8 = -5 or - 2x - 4 = -3
18.
19. -3x+8<=-5
20. Subtract -8 B.S.--
21. -3x<=-13
22. Divide by -3 B.S.---
23. x>=13/3
24.
25. AND
26.
27. -2x-4>=-3
29. -2x>=1
30. Divide by -2 B.S.--
31. x<=-1/2
32.
33. 20) -6x - 7 < -3 and - 8x = 3
34.
35. -6x-7<-3
37. -6x<4
38. Divide by -6 B.S.-
39. x>-4/6
40. i.e-
41. x>-2/3
42.
43. AND
44.
45. -8x>=3
46. Divide by -8 B.S.--
47. x<=-3/8
48.
49. 21) 9x - 9 = 9 and 5x > -1
50.
51. 9x-9<=9
53. 9x<=18
54. Divide by 9 B.S.--
55. x<=2
56.
57. ANd
58.
59. 5x>-1
60. divide by 5 B.S.--
61. x>-1/5
62.
63. 22) -7x + 3 < -3 or - 8x = 2
64.
65. -7x+3<-3
66. Subtract -3 B.S.--
67. -7x<-6
68. Divide by -7 B.S.-
69. x>6/7
70.
71. OR
72.
73. -8x>=2
74. Divide by -8 B.S.--
75. x<=-2/8
76. x<=-1/4
77.
78. 23) 3x - 5 < 4 and - x + 9 > 3
79.
80. 3x-5<4
82. 3x<9
83. Divide by 3 B.S.--
84. x<3
85.
86. AND
87.
88. -x+9>3
89. Subtract -9 B.S.--
90. -x>-6
91. Divide by -1 B.S.---
92. x<6
93.
94. 24) -8x - 6 < 5 or 4x - 1 = 3
95.
96. -8x-6<5
98. -8x<11
99. Divide by -8 B.S.--
100. x>-11/8
101.
102. OR
103.
104. 4x-1>=3
106. 4x>=4
107. Divide by 4 B.S.--
108. x>=1
109.
110. 25) 9x + 3 = -5 or - 2x - 4 = 9
111.
112. 9x+3<=-5
113. Subtract -3 B.S.--
114. 9x<=-8
115. Divide by 9 B.S.--
116. x<=-8/9
117.
118. OR
119.
120. -2x-4>=9