| ( | 26 | − | 2 | ) | ÷ | x | − | ( | 26 | + | 2 | ) | ÷ | x | = | 3 |
| 方程两边同时乘以: | x |
| ( | 26 | − | 2 | ) | − | ( | 26 | + | 2 | ) | ÷ | 1 | × | 1 | = | 3 | x |
| 26 | − | 2 | − | ( | 26 | + | 2 | ) | ÷ | 1 | × | 1 | = | 3 | x |
| 26 | − | 2 | − | ( | 26 | + | 2 | ) | × | 1 | = | 3 | x |
| 24 | − | ( | 26 | + | 2 | ) | × | 1 | = | 3 | x |
| 24 | − | 26 | × | 1 | − | 2 | × | 1 | = | 3 | x |
| 24 | − | 26 | − | 2 | = | 3 | x |
| - | 4 | = | 3 | x |
| - | 3 | x | = | 4 |
| - | 4 | = | 3 | x |
| 3 | x | = | - | 4 |
| x | = | - | 4 | ÷ | 3 |
| = | - | 4 | × | 1 3 |
| x | = | - | 4 3 |
| x | = | - 1.333333 |