97954 25 | = | ( | 52 | − | x | ) | × | 649 5 | + | 349 5 | x |
| 方程右边 = | 52 | × | 649 5 | − | x | × | 649 5 | + | 349 5 | x |
| = | 33748 5 | − | x | × | 649 5 | + | 349 5 | x |
| = | 33748 5 | − | 60 | x |
97954 25 | = | 33748 5 | − | 60 | x |
| 60 | x | = | 33748 5 | − | 97954 25 |
| 60 | x | = | 70786 25 |
| x | = | 70786 25 | ÷ | 60 |
| = | 70786 25 | × | 1 60 |
| = | 35393 25 | × | 1 30 |
| x | = | 35393 750 |
| x | = | 47.190667 |