1 5 | ÷ | 3 5 | × | x | + | 1 2 | − | 3 50 | ÷ | 3 100 | × | x | + | 1 5 | = | x | ÷ | 3 | − | 9 |
| 方程左边 = | 1 3 | x | + | 1 2 | − | 2 | x | + | 1 5 |
| = | - | 5 3 | x | + | 7 10 |
| - | 5 3 | x | + | 7 10 | = | x | ÷ | 3 | − | 9 |
| - | 5 3 | x | − | 1 3 | x | = | - | 9 | − | 7 10 |
| - | 2 | x | = | - | 9 | − | 7 10 |
| - | 2 | x | = | - | 97 10 |
97 10 | = | 2 | x |
| 2 | x | = | 97 10 |
| x | = | 97 10 | ÷ | 2 |
| = | 97 10 | × | 1 2 |
| x | = | 97 20 |
| x | = | 4.85 |