| 3 (-10x + 90) = 6 (2x + 10) x = 5 | -8 (4x + 2) = 8 (10x - 114) x = 8 |
| -4 (5x - 170) = 5 (10x + 10) x = 9 | 4 (4x + 9) = 7 (9x + 32) x = -4 |
| 8 (4x + 8) = 8 (-3x + 78) x = 10 | -4 (-8x + 8) = 4 (10x - 16) x = 4 |
| 4 (10x + 3) = 4 (-5x - 42) x = -3 | 3 (8x + 4) = 6 (6x - 14) x = 8 |
| 7 (9x + 3) = -2 (7x - 203) x = 5 | 2 (10x + 3) = (-6x + 6) x = 0 |
| 6 (6x + 6) = 4 (x - 23) x = -4 | 6 (10x + 8) = 3 (-5x + 91) x = 3 |
| (7x - 28) = (10x + 2) x = -10 | -5 (6x + 4) = (3x - 185) x = 5 |
| -(-10x - 299) = -3 (10x + 7) x = -8 | 4 (9x + 4) = -2 (8x - 34) x = 1 |
| 5 (9x + 5) = 5 (2x + 19) x = 2 | 6 (7x + 7) = 7 (5x - 2) x = -8 |
| (4x - 366) = -9 (8x - 10) x = 6 | 5 (-2x - 18) = 10 (5x + 9) x = -3 |