+ 25x + 136 = 0
56. x
– 15x + 50 = 0
57. x
+ 14x – 120 = 0
58. x
+ 5x – 126 = 0
59. x
– 7x – 120 = 0
60. x
+ 12x – 45 = 0
61. x
+ 26x + 160 = 0
62. x
+ 27x + 162 = 0
63. x
+ 1x – 30 = 0
64. x
– 6x – 135 = 0
65. x
+ 8x – 105 = 0
66. x
– 4x – 45 = 0
67. x
+ 15x + 14 = 0
68. x
– 4x + 3 = 0
69. x
– 20x + 100 = 0
70. x
+ 10x – 39 = 0
71. x
+ 24x + 140 = 0
72. x
– 22x + 112 = 0
73. x
– 27x + 162 = 0
74. x
– 1x – 6 = 0
75. x
– 15x – 16 = 0
76. x
+ 34x + 285 = 0
77. x
+ 3x – 238 = 0
78. x
+ 9x + 18 = 0
79. x
+ 10x + 24 = 0
80. x