211 50 | × | 51 10 | ÷ | 2640 | × | x | + | 33 20 | = | ( | 8097 50000 | + | ( | 1422 | ÷ | 2742 | × | x | − | 33 20 | ) | ÷ | 1211 50 | ) | × | 211 5 | ÷ | 711 50 |
| 方程左边 = | 3587 440000 | x | + | 33 20 |
3587 440000 | x | + | 33 20 | = | ( | 8097 50000 | + | ( | 1422 | ÷ | 2742 | × | x | − | 33 20 | ) | ÷ | 1211 50 | ) | × | 211 5 | ÷ | 711 50 |
| 方程右边 = | ( | 8097 50000 | + | ( | 1422 | ÷ | 2742 | × | x | − | 33 20 | ) | ÷ | 1211 50 | ) | × | 2110 711 |
3587 440000 | x | + | 33 20 | = | ( | 8097 50000 | + | ( | 1422 | ÷ | 2742 | × | x | − | 33 20 | ) | ÷ | 1211 50 | ) | × | 2110 711 |
| 方程右边 = | 8097 50000 | × | 2110 711 | + | ( | 1422 | ÷ | 2742 | × | x | − | 33 20 | ) | ÷ | 1211 50 | × | 2110 711 |
| = | 569489 1185000 | + | ( | 1422 | ÷ | 2742 | × | x | − | 33 20 | ) | × | 105500 861021 |
| = | 569489 1185000 | + | 1422 | ÷ | 2742 | × | x | × | 105500 861021 | − | 33 20 | × | 105500 861021 |
| = | 569489 1185000 | + | 105500 1660281 | x | − | 58025 287007 |