| 2x + 3 = 4x + 9 x = -3 | 4x - 33 = -4x + 7 x = 5 |
| 4x + 11 = 10x - 1 x = 2 | 3x + 3 = 5x - 1 x = 2 |
| 6x + 16 = 8x - 4 x = 10 | -9x + 82 = 6x - 8 x = 6 |
| -6x + 8 = x - 41 x = 7 | -6x + 6 = 2x + 6 x = 0 |
| 3x + 10 = 6x + 10 x = 0 | 4x + 42 = 9x + 7 x = 7 |
| 5x + 2 = 8x - 1 x = 1 | 2x + 7 = 9x x = 1 |
| 7x + 8 = 4x - 7 x = -5 | 10x + 9 = 5x + 44 x = 7 |
| 4x - 16 = 7x - 7 x = -3 | 3x - 6 = 7x - 6 x = 0 |
| x + 35 = -9x - 5 x = -4 | x + 8 = 9x - 40 x = 6 |
| -x + 23 = 7x - 1 x = 3 | 3x + 2 = 6x - 10 x = 4 |