- 5 x - 7 = - 16 x - 29
- 5 x + 16 x = - 29 + 7
11 x = - 22 / : 11
x = - 2
4 ( x - 1 ) = 2 ( x + 15 )
4 x - 4 = 2x + 30
4 x - 2 x = 30 + 4
2 x = 34 / : 2
x = 17
- 2 ( 2 x + 5 ) = 5 ( x - 11 )
- 4 x - 10 = 5x - 55
- 4x - 5 x = - 55 + 10
- 9 x = - 45 / : ( - 9 )
x = 5