8821 1000 | + | ( | - | 1664 5 | × | 37 2 | − | 1274 5 | × | 73 2 | + | 4017 25 | × | 16 | + | ( | x | − | 3822 25 | ) | × | 219 2 | + | 3500 | × | 16 | ) | × | 3 1000 | = | 0 |
| 方程左边 = | 8821 1000 | − | 1664 5 | × | 37 2 | × | 3 1000 | − | 1274 5 | × | 73 2 | × | 3 1000 | + | 4017 25 | × | 16 | × | 3 1000 | + | ( | x | − | 3822 25 | ) | × | 219 2 |
| = | 8821 1000 | − | 11544 625 | − | 139503 5000 | + | 24102 3125 | + | ( | x | − | 3822 25 | ) | × | 657 2000 | + | 168 |
| = | 1727033 12500 | + | ( | x | − | 3822 25 | ) | × | 657 2000 |
| = | 1727033 12500 | + | x | × | 657 2000 | − | 3822 25 | × | 657 2000 |
| = | 1727033 12500 | + | x | × | 657 2000 | − | 1255527 25000 |