| ( | 853 50 | − | x | ) | ÷ | x | = | - | 26 625 |
| 方程两边同时乘以: | x |
| ( | 853 50 | − | x | ) | = | - | 26 625 | x |
853 50 | − | x | = | - | 26 625 | x |
| - | x | + | 26 625 | x | = | - | 853 50 |
| - | 599 625 | x | = | - | 853 50 |
853 50 | = | 599 625 | x |
599 625 | x | = | 853 50 |
| x | = | 853 50 | ÷ | 599 625 |
| = | 853 50 | × | 625 599 |
| = | 853 2 | × | 25 599 |
| x | = | 21325 1198 |
| x | = | 17.800501 |