| 33000 | ÷ | x | = | 27600 | ÷ | ( | 5 | ÷ | 4 | × | x | + | 10 | ) |
| 方程两边同时乘以: | x | , | ( | 5 | ÷ | 4 | × | x | + | 10 | ) |
| 33000 | ( | 5 | ÷ | 4 | × | x | + | 10 | ) | = | 27600 | x |
| 33000 | × | 5 | ÷ | 4 | × | x | + | 33000 | × | 10 | = | 27600 | x |
| 41250 | x | + | 330000 | = | 27600 | x |
| 41250 | x | − | 27600 | x | = | - | 330000 |
| 13650 | x | = | - | 330000 |
| x | = | - | 330000 | ÷ | 13650 |
| = | - | 330000 | × | 1 13650 |
| = | - | 2200 | × | 1 91 |
| x | = | - | 2200 91 |
| x | = | - 24.175824 |