| ( | x | − | 9 100 | ) | ÷ | 1 100 | = | ( | - | 1011 100 | ) | ÷ | ( | - | 3391 100 | ) |
| 方程两边同时乘以: | ( | - | 3391 100 | ) |
| ( | x | − | 9 100 | ) | ÷ | 1 100 | × | ( | - | 3391 100 | ) | = | ( | - | 1011 100 | ) |
| x | ÷ | 1 100 | × | ( | - | 3391 100 | ) | − | 9 100 | ÷ | 1 100 | × | ( | - | 3391 100 | ) | = | ( | - | 1011 100 | ) |
| x | ÷ | 1 100 | × | ( | - | 3391 100 | ) | − | 9 100 | ÷ | 1 100 | × | ( | - | 3391 100 | ) | = | - | 1011 100 |
| x | × | 100 | ( | - | 3391 100 | ) | − | 9 | ( | - | 3391 100 | ) | = | - | 1011 100 |
| - | x | × | 100 | × | 3391 100 | − | 9 | ( | - | 3391 100 | ) | = | - | 1011 100 |
| - | x | × | 3391 | − | 9 | ( | - | 3391 100 | ) | = | - | 1011 100 |
| - | 3391 | x | + | 9 | × | 3391 100 | = | - | 1011 100 |
| - | 3391 | x | + | 30519 100 | = | - | 1011 100 |
| - | 3391 | x | = | - | 1011 100 | − | 30519 100 |
| - | 3391 | x | = | - | 3153 10 |
3153 10 | = | 3391 | x |
| 3391 | x | = | 3153 10 |
| x | = | 3153 10 | ÷ | 3391 |
| = | 3153 10 | × | 1 3391 |
| x | = | 3153 33910 |
| x | = | 0.092981 |