| 1165 | = | 353 10000 | x | × | 2 | − | 27643 10000 | x | + | 6556 25 |
| 方程右边 = | 353 5000 | x | − | 27643 10000 | x | + | 6556 25 |
| = | - | 26937 10000 | x | + | 6556 25 |
| 1165 | = | - | 26937 10000 | x | + | 6556 25 |
26937 10000 | x | = | 6556 25 | − | 1165 |
26937 10000 | x | = | - | 22569 25 |
| x | = | - | 22569 25 | ÷ | 26937 10000 |
| = | - | 22569 25 | × | 10000 26937 |
| = | - | 7523 | × | 400 8979 |
| x | = | - | 3009200 8979 |
| x | = | - 335.137543 |