57 1000 | = | 2600 | x | ÷ | ( | 2600 | + | x | ) |
| 方程两边同时乘以: | ( | 2600 | + | x | ) |
57 1000 | ( | 2600 | + | x | ) | = | 2600 | x |
57 1000 | × | 2600 | + | 57 1000 | x | = | 2600 | x |
741 5 | + | 57 1000 | x | = | 2600 | x |
57 1000 | x | − | 2600 | x | = | - | 741 5 |
| - | 2599943 1000 | x | = | - | 741 5 |
741 5 | = | 2599943 1000 | x |
2599943 1000 | x | = | 741 5 |
| x | = | 741 5 | ÷ | 2599943 1000 |
| = | 741 5 | × | 1000 2599943 |
| = | 741 | × | 200 2599943 |
| x | = | 148200 2599943 |
| x | = | 0.057001 |