| ( | x | + | 2 | ) | ÷ | ( | x | − | 2 | ) | − | 16 | ÷ | ( | x | × | 2 | − | 4 | ) | = | 1 |
| 方程两边同时乘以: | ( | x | − | 2 | ) |
| ( | x | + | 2 | ) | − | 16 | ÷ | ( | x | × | 2 | − | 4 | ) | × | ( | x | − | 2 | ) | = | 1 | ( | x | − | 2 | ) |
| x | + | 2 | − | 16 | ÷ | ( | x | × | 2 | − | 4 | ) | × | ( | x | − | 2 | ) | = | 1 | ( | x | − | 2 | ) |
| x | + | 2 | − | 16 | ÷ | ( | x | × | 2 | − | 4 | ) | × | ( | x | − | 2 | ) | = | 1 | x | − | 1 | × | 2 |
| x | + | 2 | − | 16 | ÷ | ( | x | × | 2 | − | 4 | ) | × | ( | x | − | 2 | ) | = | 1 | x | − | 2 |
| 方程两边同时乘以: | ( | x | × | 2 | − | 4 | ) |
| x | ( | x | × | 2 | − | 4 | ) | + | 2 | ( | x | × | 2 | − | 4 | ) | − | 16 | ( | x | − | 2 | ) | = | 1 | x | ( | x | × | 2 | − | 4 | ) | − | 2 | ( | x | × | 2 | − | 4 | ) |
| x | x | × | 2 | − | x | × | 4 | + | 2 | ( | x | × | 2 | − | 4 | ) | − | 16 | ( | x | − | 2 | ) | = | 1 | x | ( | x | × | 2 | − | 4 | ) | − | 2 | ( | x | × | 2 | − | 4 | ) |
| x | x | × | 2 | − | x | × | 4 | + | 2 | ( | x | × | 2 | − | 4 | ) | − | 16 | ( | x | − | 2 | ) | = | 1 | x | x | × | 2 | − | 1 | x | × | 4 | − | 2 | ( | x | × | 2 | − | 4 | ) |
| x | x | × | 2 | − | x | × | 4 | + | 2 | ( | x | × | 2 | − | 4 | ) | − | 16 | ( | x | − | 2 | ) | = | 2 | x | x | − | 4 | x | − | 2 | ( | x | × | 2 | − | 4 | ) |
| x | x | × | 2 | − | 4 | x | + | 2 | x | × | 2 | − | 2 | × | 4 | − | 16 | ( | x | − | 2 | ) | = | 2 | x | x | − | 4 | x | − | 2 | ( | x | × | 2 | − | 4 | ) |
| x | x | × | 2 | − | 4 | x | + | 2 | x | × | 2 | − | 2 | × | 4 | − | 16 | ( | x | − | 2 | ) | = | 2 | x | x | − | 4 | x | − | 2 | x | × | 2 | + | 2 | × | 4 |
| x | x | × | 2 | − | 4 | x | + | 4 | x | − | 8 | − | 16 | ( | x | − | 2 | ) | = | 2 | x | x | − | 4 | x | − | 4 | x | + | 8 |
| x | x | × | 2 | − | 0 | x | − | 8 | − | 16 | ( | x | − | 2 | ) | = | 2 | x | x | − | 8 | x | + | 8 |
| x | x | × | 2 | − | 8 | − | 16 | x | + | 16 | × | 2 | = | 2 | x | x | − | 8 | x | + | 8 |
| x | x | × | 2 | − | 8 | − | 16 | x | + | 32 | = | 2 | x | x | − | 8 | x | + | 8 |
| x | x | × | 2 | + | 24 | − | 16 | x | = | 2 | x | x | − | 8 | x | + | 8 |