Jawabanmu

2014-08-18T23:03:54+07:00
1) 3x - 2 - 2x + 4 = x + 2
2) 2x - 1 + 1 - x = x
3) 3x + 2x + 1 = 5x + 1
4) 3x - 2x - 1 = x - 1
5) 5 + 2x - 4 = 1 + 2x
6) 5 - 2x + 4 = -2x + 9
7) 3x + 4 + 5 = 3x + 9

Semoga Membantu ^^