| 22 | − | 2 | ÷ | 5 | × | ( | x | − | 2 | ) | = | 54 | − | 6 | ÷ | 5 | × | ( | 5 | ÷ | 3 | × | x | − | 10 | ) |
| 方程左边 = | 22 | − | 2 5 | ( | x | − | 2 | ) |
| 22 | − | 2 5 | ( | x | − | 2 | ) | = | 54 | − | 6 | ÷ | 5 | × | ( | 5 | ÷ | 3 | × | x | − | 10 | ) |
| 方程左边 = | 22 | − | 2 5 | x | + | 2 5 | × | 2 |
| = | 22 | − | 2 5 | x | + | 4 5 |
| = | 114 5 | − | 2 5 | x |
114 5 | − | 2 5 | x | = | 54 | − | 6 | ÷ | 5 | × | ( | 5 | ÷ | 3 | × | x | − | 10 | ) |
| 方程右边 = | 54 | − | 6 5 | ( | 5 | ÷ | 3 | × | x | − | 10 | ) |
114 5 | − | 2 5 | x | = | 54 | − | 6 5 | ( | 5 | ÷ | 3 | × | x | − | 10 | ) |
| 方程右边 = | 54 | − | 6 5 | × | 5 | ÷ | 3 | × | x | + | 6 5 | × | 10 |
| = | 54 | − | 2 | x | + | 12 |
| = | 66 | − | 2 | x |
114 5 | − | 2 5 | x | = | 66 | − | 2 | x |
| - | 2 5 | x | + | 2 | x | = | 66 | − | 114 5 |
8 5 | x | = | 66 | − | 114 5 |
8 5 | x | = | 216 5 |
| x | = | 216 5 | ÷ | 8 5 |
| = | 216 5 | × | 5 8 |
| = | 27 | × | 1 |
| x | = | 27 |