1 2 | ( | x | + | 3 | ) | + | 1 2 | ( | x | + | 3 | ) | ( | x | + | 1 | ) | − | 1 | ÷ | 14 | × | ( | x | + | 3 | ) | ( | x | + | 1 | ) | x | = | 2 |
| 方程左边 = | 1 2 | ( | x | + | 3 | ) | + | 1 2 | ( | x | + | 3 | ) | ( | x | + | 1 | ) | − | 1 14 | ( | x | + | 3 | ) | ( | x | + | 1 | ) | x |
1 2 | ( | x | + | 3 | ) | + | 1 2 | ( | x | + | 3 | ) | ( | x | + | 1 | ) | − | 1 14 | ( | x | + | 3 | ) | ( | x | + | 1 | ) | x | = | 2 |
| 方程左边 = | 1 2 | x | + | 1 2 | × | 3 | + | 1 2 | ( | x | + | 3 | ) | ( | x | + | 1 | ) | − | 1 14 | ( | x | + | 3 | ) | ( | x | + | 1 | ) | x |
| = | 1 2 | x | + | 3 2 | + | 1 2 | ( | x | + | 3 | ) | ( | x | + | 1 | ) | − | 1 14 | ( | x | + | 3 | ) | ( | x | + | 1 | ) | x |
| = | 1 2 | x | + | 3 2 | + | 1 2 | x | ( | x | + | 1 | ) | + | 1 2 | × | 3 | ( | x | + | 1 | ) | − | 1 14 | ( | x | + | 3 | ) | ( | x | + | 1 | ) |
| = | 1 2 | x | + | 3 2 | + | 1 2 | x | ( | x | + | 1 | ) | + | 3 2 | ( | x | + | 1 | ) | − | 1 14 | ( | x | + | 3 | ) | ( | x | + | 1 | ) | x |
| = | 1 2 | x | + | 3 2 | + | 1 2 | x | x | + | 1 2 | x | × | 1 | + | 3 2 | ( | x | + | 1 | ) | − | 1 14 |
| = | 1 2 | x | + | 3 2 | + | 1 2 | x | x | + | 1 2 | x | + | 3 2 | ( | x | + | 1 | ) | − | 1 14 | ( | x | + | 3 | ) |
| = | 1 | x | + | 3 2 | + | 1 2 | x | x | + | 3 2 | ( | x | + | 1 | ) | − | 1 14 | ( | x | + | 3 | ) | ( | x | + | 1 | ) | x |
| = | 1 | x | + | 3 2 | + | 1 2 | x | x | + | 3 2 | x | + | 3 2 | × | 1 | − | 1 14 | ( | x | + | 3 | ) |
| = | 1 | x | + | 3 2 | + | 1 2 | x | x | + | 3 2 | x | + | 3 2 | − | 1 14 | ( | x | + | 3 | ) | ( | x | + | 1 | ) |
| = | 5 2 | x | + | 3 | + | 1 2 | x | x | − | 1 14 | ( | x | + | 3 | ) | ( | x | + | 1 | ) | x |
| = | 5 2 | x | + | 3 | + | 1 2 | x | x | − | 1 14 | x | ( | x | + | 1 | ) | x | − | 1 14 | × | 3 |
| = | 5 2 | x | + | 3 | + | 1 2 | x | x | − | 1 14 | x | ( | x | + | 1 | ) | x | − | 3 14 | ( | x | + | 1 | ) |
| = | 5 2 | x | + | 3 | + | 1 2 | x | x | − | 1 14 | x | x | x | − | 1 14 | x |
| = | 5 2 | x | + | 3 | + | 1 2 | x | x | − | 1 14 | x | x | x | − | 1 14 | x |
| = | 5 2 | x | + | 3 | + | 1 2 | x | x | − | 1 14 | x | x | x | − | 1 14 | x |
| = | 5 2 | x | + | 3 | + | 1 2 | x | x | − | 1 14 | x | x | x | − | 1 14 | x |
| = | 16 7 | x | + | 3 | + | 1 2 | x | x | − | 1 14 | x | x | x | − | 1 14 | x |
16 7 | x | + | 3 | + | 1 2 | x | x | − | 1 14 | x | x | x | − | 1 14 | x | = | 2 |