| x | ÷ | 53 | × | 14 | = | x | − | 25 |
| 方程左边 = | x | × | 14 53 |
14 53 | x | = | x | − | 25 |
14 53 | x | − | x | = | - | 25 |
| - | 39 53 | x | = | - | 25 |
| 25 | = | 39 53 | x |
39 53 | x | = | 25 |
| x | = | 25 | ÷ | 39 53 |
| = | 25 | × | 53 39 |
| x | = | 1325 39 |
| x | = | 33.974359 |
| x | ÷ | 53 | × | 14 | + | 1 | ÷ | 2 | = | x | − | 25 |
| 方程左边 = | x | × | 14 53 | + | 1 2 |
14 53 | x | + | 1 2 | = | x | − | 25 |
14 53 | x | − | x | = | - | 25 | − | 1 2 |
| - | 39 53 | x | = | - | 25 | − | 1 2 |
| - | 39 53 | x | = | - | 51 2 |
51 2 | = | 39 53 | x |
39 53 | x | = | 51 2 |
| x | = | 51 2 | ÷ | 39 53 |
| = | 51 2 | × | 53 39 |
| = | 17 2 | × | 53 13 |
| x | = | 901 26 |
| x | = | 34.653846 |
| x | × | 100 | ÷ | 25 | = | x | + | 25 |
| 方程左边 = | x | × | 4 |
| 4 | x | = | x | + | 25 |
| 4 | x | − | x | = | 25 |
| 3 | x | = | 25 |
| x | = | 25 | ÷ | 3 |
| = | 25 | × | 1 3 |
| x | = | 25 3 |
| x | = | 8.333333 |