1. 3x + 2x+7x-11x = 12х-11х= х
2. 3x +12х - 7х+1 1х - 12х = 7х
3. 23х – 12х+9х -11х - 4х = 5х
4. 3x + 2x+7х+11x = 23 х
5. 3x + 2х+ 7х+11x — 4х = 19х
6. 3x + 2x+7x-5x - 6x = х
7. 7х- 2x = 5х
8. 12х – 7x = 5х
9.10x — 8x = 2х
10. 18x — 10x = 8х
1. 3x + 2x+7x-11x = 12х-11х= х
2. 3x +12х - 7х+1 1х - 12х = 7х
3. 23х – 12х+9х -11х - 4х = 5х
4. 3x + 2x+7х+11x = 23 х
5. 3x + 2х+ 7х+11x — 4х = 19х
6. 3x + 2x+7x-5x - 6x = х
7. 7х- 2x = 5х
8. 12х – 7x = 5х
9.10x — 8x = 2х
10. 18x — 10x = 8х