| ( | x | + | ( | ( | 1 | − | x | ) | × | 1 2 | ) | ) | ÷ | 100 | = | 9741 100 |
| 方程左边 = | x | × | 1 100 | + | ( | ( | 1 | − | x | ) | × | 1 2 | ) | × | 1 100 |
| = | 1 100 | x | + | ( | 1 | − | x | ) | × | 1 2 | × | 1 100 |
| = | 1 100 | x | + | ( | 1 | − | x | ) | × | 1 200 |
| = | 1 100 | x | + | 1 | × | 1 200 | − | x | × | 1 200 |
| = | 1 100 | x | + | 1 200 | − | x | × | 1 200 |
| = | 1 200 | x | + | 1 200 |
1 200 | x | + | 1 200 | = | 9741 100 |
1 200 | x | = | 9741 100 | − | 1 200 |
1 200 | x | = | 19481 200 |
| x | = | 19481 200 | ÷ | 1 200 |
| = | 19481 200 | × | 200 |
| = | 19481 | × | 1 |
| x | = | 19481 |