| ( | 5271 500 | × | 1000 | + | 887 1000 | x | ) | ÷ | ( | 1000 | + | x | ) | = | 93 10 |
| 方程两边同时乘以: | ( | 1000 | + | x | ) |
| ( | 5271 500 | × | 1000 | + | 887 1000 | x | ) | = | 93 10 | ( | 1000 | + | x | ) |
5271 500 | × | 1000 | + | 887 1000 | x | = | 93 10 | ( | 1000 | + | x | ) |
5271 500 | × | 1000 | + | 887 1000 | x | = | 93 10 | × | 1000 | + | 93 10 | x |
| 10542 | + | 887 1000 | x | = | 9300 | + | 93 10 | x |
887 1000 | x | − | 93 10 | x | = | 9300 | − | 10542 |
| - | 8413 1000 | x | = | 9300 | − | 10542 |
| - | 8413 1000 | x | = | - | 1242 |
| 1242 | = | 8413 1000 | x |
8413 1000 | x | = | 1242 |
| x | = | 1242 | ÷ | 8413 1000 |
| = | 1242 | × | 1000 8413 |
| x | = | 1242000 8413 |
| x | = | 147.62867 |