235067 25000 | ( | x | − | 20 | ) | = | 170 | − | x |
| 方程左边 = | 235067 25000 | x | − | 235067 25000 | × | 20 |
| = | 235067 25000 | x | − | 235067 1250 |
235067 25000 | x | − | 235067 1250 | = | 170 | − | x |
235067 25000 | x | + | x | = | 170 | + | 235067 1250 |
260067 25000 | x | = | 170 | + | 235067 1250 |
260067 25000 | x | = | 447567 1250 |
| x | = | 447567 1250 | ÷ | 260067 25000 |
| = | 447567 1250 | × | 25000 260067 |
| = | 149189 | × | 20 86689 |
| x | = | 2983780 86689 |
| x | = | 34.419361 |