| ( | 37612 | + | x | ) | ÷ | ( | 368177 | + | 37612 | + | 2 | x | ) | = | 19 20 |
| 方程两边同时乘以: | ( | 368177 | + | 37612 | + | 2 | x | ) |
| ( | 37612 | + | x | ) | = | 19 20 | ( | 368177 | + | 37612 | + | 2 | x | ) |
| 37612 | + | x | = | 19 20 | ( | 368177 | + | 37612 | + | 2 | x | ) |
| 37612 | + | x | = | 19 20 | × | 368177 | + | 19 20 | × | 37612 | + | 19 20 | × | 2 | x |
| 37612 | + | x | = | 6995363 20 | + | 178657 5 | + | 19 10 | x |
| 37612 | + | x | = | 7709991 20 | + | 19 10 | x |
| x | − | 19 10 | x | = | 7709991 20 | − | 37612 |
| - | 9 10 | x | = | 7709991 20 | − | 37612 |
| - | 9 10 | x | = | 6957751 20 |
| - | 6957751 20 | = | 9 10 | x |
9 10 | x | = | - | 6957751 20 |
| x | = | - | 6957751 20 | ÷ | 9 10 |
| = | - | 6957751 20 | × | 10 9 |
| = | - | 6957751 2 | × | 1 9 |
| x | = | - | 6957751 18 |
| x | = | - 386541.722222 |