| ( | 23729 50 | + | 19 | x | ) | ÷ | 141 | = | 39 10 |
| 方程左边 = | 23729 50 | × | 1 141 | + | 19 | x | × | 1 141 |
| = | 23729 7050 | + | 19 141 | x |
23729 7050 | + | 19 141 | x | = | 39 10 |
19 141 | x | = | 39 10 | − | 23729 7050 |
19 141 | x | = | 1883 3525 |
| x | = | 1883 3525 | ÷ | 19 141 |
| = | 1883 3525 | × | 141 19 |
| = | 1883 25 | × | 1 19 |
| x | = | 1883 475 |
| x | = | 3.964211 |