| - | 11 | ÷ | 3 | + | x | = | ( | 2 | + | 16 | ÷ | 9 | − | x | ) | ( | 2 | + | 16 | ÷ | 9 | − | x | ) | − | 4 | ( | 2 | + | 16 | ÷ | 9 | − | x | ) | + | 3 |
| 方程左边 = | - | 11 3 | + | x |
| - | 11 3 | + | x | = | ( | 2 | + | 16 | ÷ | 9 | − | x | ) | ( | 2 | + | 16 | ÷ | 9 | − | x | ) | − | 4 | ( | 2 | + | 16 | ÷ | 9 | − | x | ) | + | 3 |
| 方程右边 = | 2 | ( | 2 | + | 16 | ÷ | 9 | − | x | ) | + | 16 | ÷ | 9 | × | ( | 2 | + | 16 | ÷ | 9 | − | x | ) | − | x | ( | 2 | + | 16 | ÷ | 9 | − | x | ) | − | 4 | ( | 2 | + | 16 | ÷ | 9 | − | x | ) | + | 3 |
| = | 2 | ( | 2 | + | 16 | ÷ | 9 | − | x | ) | + | 16 9 | ( | 2 | + | 16 | ÷ | 9 | − | x | ) | − | x | ( | 2 | + | 16 | ÷ | 9 | − | x | ) | − | 4 | ( | 2 | + | 16 | ÷ | 9 | − | x | ) | + | 3 |
| = | 2 | × | 2 | + | 2 | × | 16 | ÷ | 9 | − | 2 | x | + | 16 9 | ( | 2 | + | 16 | ÷ | 9 | − | x | ) | − | x | ( | 2 | + | 16 | ÷ | 9 | − | x | ) | − | 4 |
| = | 4 | + | 32 9 | − | 2 | x | + | 16 9 | ( | 2 | + | 16 | ÷ | 9 | − | x | ) | − | x | ( | 2 | + | 16 | ÷ | 9 | − | x | ) | − | 4 | ( | 2 | + | 16 | ÷ | 9 | − | x | ) | + | 3 |
| = | 95 9 | − | 2 | x | + | 16 9 | ( | 2 | + | 16 | ÷ | 9 | − | x | ) | − | x | ( | 2 | + | 16 | ÷ | 9 | − | x | ) | − | 4 | ( | 2 | + | 16 | ÷ | 9 | − | x | ) |
| = | 95 9 | − | 2 | x | + | 16 9 | × | 2 | + | 16 9 | × | 16 | ÷ | 9 | − | 16 9 | x | − | x | ( | 2 | + | 16 | ÷ | 9 | − | x | ) |
| = | 95 9 | − | 2 | x | + | 32 9 | + | 256 81 | − | 16 9 | x | − | x | ( | 2 | + | 16 | ÷ | 9 | − | x | ) | − | 4 | ( | 2 | + | 16 | ÷ | 9 | − | x | ) |
| = | 1399 81 | − | 34 9 | x | − | x | ( | 2 | + | 16 | ÷ | 9 | − | x | ) | − | 4 | ( | 2 | + | 16 | ÷ | 9 | − | x | ) |
| = | 1399 81 | − | 34 9 | x | − | x | × | 2 | − | x | × | 16 | ÷ | 9 | + | x | x | − | 4 | ( | 2 | + | 16 | ÷ | 9 | − | x | ) |
| = | 1399 81 | − | 34 9 | x | − | x | × | 2 | − | x | × | 16 9 | + | x | x | − | 4 | ( | 2 | + | 16 | ÷ | 9 | − | x | ) |
| = | 1399 81 | − | 68 9 | x | + | x | x | − | 4 | ( | 2 | + | 16 | ÷ | 9 | − | x | ) |
| = | 1399 81 | − | 68 9 | x | + | x | x | − | 4 | × | 2 | − | 4 | × | 16 | ÷ | 9 | + | 4 | x |
| = | 1399 81 | − | 68 9 | x | + | x | x | − | 8 | − | 64 9 | + | 4 | x |
| = | 175 81 | − | 32 9 | x | + | x | x |
| - | 11 3 | + | x | = | 175 81 | − | 32 9 | x | + | x | x |