1,2x - 2 - 3 + 4,6x + 60,2x−10,2x - 10,2x−1 = 1,2x - 2 - 3 + 4,6x + 1,2x - 6= 1,2x + 4,6x + 1,2x - 2 - 3 - 6= 7x - 11
1,2x - 2 - 3 + 4,6x + 60,2x−10,2x - 10,2x−1 = 1,2x - 2 - 3 + 4,6x + 1,2x - 6
= 1,2x + 4,6x + 1,2x - 2 - 3 - 6
= 7x - 11