| ( | 8683303 10 | − | x | ) | ÷ | x | = | 3 40 |
| 方程两边同时乘以: | x |
| ( | 8683303 10 | − | x | ) | = | 3 40 | x |
8683303 10 | − | x | = | 3 40 | x |
| - | x | − | 3 40 | x | = | - | 8683303 10 |
| - | 43 40 | x | = | - | 8683303 10 |
8683303 10 | = | 43 40 | x |
43 40 | x | = | 8683303 10 |
| x | = | 8683303 10 | ÷ | 43 40 |
| = | 8683303 10 | × | 40 43 |
| = | 8683303 | × | 4 43 |
| x | = | 34733212 43 |
| x | = | 807749.116279 |