| 1 | ÷ | x | + | 1 | ÷ | ( | x | + | 2 | ) | = | 1 | ÷ | ( | x | − | 11 | ÷ | 19 2 | ) |
| 方程两边同时乘以: | x | , | ( | x | − | 11 | ÷ | 19 2 | ) |
| 1 | ( | x | − | 11 | ÷ | 19 2 | ) | + | 1 | ÷ | ( | x | + | 2 | ) | × | x | ( | x | − | 11 | ÷ | 19 2 | ) | = | 1 | x |
| 1 | x | − | 1 | × | 11 | ÷ | 19 2 | + | 1 | ÷ | ( | x | + | 2 | ) | × | x | ( | x | − | 11 | ÷ | 19 2 | ) | = | 1 | x |
| 1 | x | − | 22 19 | + | 1 | ÷ | ( | x | + | 2 | ) | × | x | ( | x | − | 11 | ÷ | 19 2 | ) | = | 1 | x |
| 方程两边同时乘以: | ( | x | + | 2 | ) |
| 1 | x | ( | x | + | 2 | ) | − | 22 19 | ( | x | + | 2 | ) | + | 1 | x | ( | x | − | 11 | ÷ | 19 2 | ) | = | 1 | x | ( | x | + | 2 | ) |
| 1 | x | x | + | 1 | x | × | 2 | − | 22 19 | ( | x | + | 2 | ) | + | 1 | x | ( | x | − | 11 | ÷ | 19 2 | ) | = | 1 | x | ( | x | + | 2 | ) |
| 1 | x | x | + | 1 | x | × | 2 | − | 22 19 | ( | x | + | 2 | ) | + | 1 | x | ( | x | − | 11 | ÷ | 19 2 | ) | = | 1 | x | x | + | 1 | x | × | 2 |
| 1 | x | x | + | 2 | x | − | 22 19 | ( | x | + | 2 | ) | + | 1 | x | ( | x | − | 11 | ÷ | 19 2 | ) | = | 1 | x | x | + | 2 | x |
| 1 | x | x | + | 2 | x | − | 22 19 | x | − | 22 19 | × | 2 | + | 1 | x | ( | x | − | 11 | ÷ | 19 2 | ) | = | 1 | x | x | + | 2 | x |
| 1 | x | x | + | 2 | x | − | 22 19 | x | − | 44 19 | + | 1 | x | ( | x | − | 11 | ÷ | 19 2 | ) | = | 1 | x | x | + | 2 | x |
| 1 | x | x | + | 16 19 | x | − | 44 19 | + | 1 | x | ( | x | − | 11 | ÷ | 19 2 | ) | = | 1 | x | x | + | 2 | x |
| 1 | x | x | + | 16 19 | x | − | 44 19 | + | 1 | x | x | − | 1 | x | × | 11 | = | 1 | x | x | + | 2 | x |
| 1 | x | x | + | 16 19 | x | − | 44 19 | + | 1 | x | x | − | 22 19 | x | = | 1 | x | x | + | 2 | x |
| 1 | x | x | − | 6 19 | x | − | 44 19 | + | 1 | x | x | = | 1 | x | x | + | 2 | x |