1 2 | ( | 3 625 | x | ÷ | ( | 1200 | − | x | ) | × | 28600 | × | 4000 | x | ) | = | 100531 20 | × | 500 | + | 140 | × | 16 | × | 165000 | × | 3 625 |
1 2 | × | 3 625 | x | ÷ | ( | 1200 | − | x | ) | × | 28600 | × | 4000 | x | = | 100531 20 | × | 500 | + | 140 | × | 16 | × | 165000 | × | 3 625 |
| 274560 | x | ÷ | ( | 1200 | − | x | ) | × | x | = | 2513275 | + | 1774080 |
| 274560 | x | ÷ | ( | 1200 | − | x | ) | × | x | = | 4287355 |
| 方程两边同时乘以: | ( | 1200 | − | x | ) |
| 274560 | x | x | = | 4287355 | ( | 1200 | − | x | ) |
| 274560 | x | x | = | 4287355 | × | 1200 | − | 4287355 | x |
| 274560 | x | x | = | 5144826000 | − | 4287355 | x |