39953 100 | − | 13041 100 | x | + | 123 10 | x | × | 2 | ÷ | 2 | = | 0 |
| 方程左边 = | 39953 100 | − | 13041 100 | x | + | 123 10 | x |
| = | 39953 100 | − | 11811 100 | x |
39953 100 | − | 11811 100 | x | = | 0 |
| - | 11811 100 | x | = | 0 | − | 39953 100 |
| - | 11811 100 | x | = | - | 39953 100 |
39953 100 | = | 11811 100 | x |
11811 100 | x | = | 39953 100 |
| x | = | 39953 100 | ÷ | 11811 100 |
| = | 39953 100 | × | 100 11811 |
| = | 39953 | × | 1 11811 |
| x | = | 39953 11811 |
| x | = | 3.382694 |