| 7x + 8 = 78 x = 10 | 6x - 10 = -4 x = 1 |
| 6x + 8 = 8 x = 0 | 2x + 5 = 7 x = 1 |
| -5x + 6 = -9 x = 3 | x + 2 = 4 x = 2 |
| 4x - 21 = -1 x = 5 | 10x + 5 = 55 x = 5 |
| 3x - 3 = 18 x = 7 | 7x + 10 = 3 x = -1 |
| 5x + 34 = -6 x = -8 | -7x + 15 = -6 x = 3 |
| 8x + 36 = -4 x = -5 | 7x - 61 = -5 x = 8 |
| x - 7 = -1 x = 6 | 2x - 9 = 3 x = 6 |
| 7x - 18 = -4 x = 2 | 5x + 14 = -1 x = -3 |
| -7x + 13 = -8 x = 3 | 2x + 4 = 14 x = 5 |