| ( | ( | 2 | x | − | 4 | ) | ÷ | 3 | ) | − | ( | ( | x | − | 2 | ) | ÷ | x | ) | = | 2 | ÷ | 1 |
| ( | 2 | x | − | 4 | ) | ÷ | 3 | − | ( | ( | x | − | 2 | ) | ÷ | x | ) | = | 2 | ÷ | 1 |
| ( | 2 | x | − | 4 | ) | × | 1 3 | − | ( | ( | x | − | 2 | ) | ÷ | x | ) | = | 2 |
| 2 | x | × | 1 3 | − | 4 | × | 1 3 | − | ( | ( | x | − | 2 | ) | ÷ | x | ) | = | 2 |
2 3 | x | − | 4 3 | − | ( | ( | x | − | 2 | ) | ÷ | x | ) | = | 2 |
2 3 | x | − | 4 3 | − | ( | x | − | 2 | ) | ÷ | x | = | 2 |
| 方程两边同时乘以: | x |
2 3 | x | x | − | 4 3 | x | − | ( | x | − | 2 | ) | = | 2 | x |
2 3 | x | x | − | 4 3 | x | − | x | + | 2 | = | 2 | x |
2 3 | x | x | − | 7 3 | x | + | 2 | = | 2 | x |
| x1= | 1 2 |
| x2=6 |