Odpowiedź:
N 36 + 18 x = 12 + 3 x + 9 x
36 + 18 x = 36 + 3 x
18 x - 3 x = 36 - 36
15 x = 0 I : 15
x = 0
I 6 + 2 x + 9 = 14x - 27 + 9 x
15 + 2x = -27 + 23 x
2x - 23 x = - 15 - 17
- 21 x = - 32 I : ( - 21 )
x = - 32/21 = 1 11/21
E 37 - 3 x = 22 + 2 x
3 x - 2 x = 22 - 37
x= - 15
Licze na naj!!!
