Răspuns :
18x + 27 = 17(2x + 9)
18x + 27 = 34x + 153
18x - 34x = 153 - 27
- 16x = 126
x = - 126/16
x = - 63/8
18x + 27 = 34x + 153
18x - 34x = 153 - 27
- 16x = 126
x = - 126/16
x = - 63/8