| - | 3119 10000 | x | × | 2 | + | 20341 50 | x | − | 131677 | = | 0 |
| 方程左边 = | - | 3119 5000 | x | + | 20341 50 | x | − | 131677 |
| = | 2030981 5000 | x | − | 131677 |
2030981 5000 | x | − | 131677 | = | 0 |
2030981 5000 | x | = | 0 | + | 131677 |
2030981 5000 | x | = | 131677 |
| x | = | 131677 | ÷ | 2030981 5000 |
| = | 131677 | × | 5000 2030981 |
| x | = | 658385000 2030981 |
| x | = | 324.17093 |