| X | ÷ | 202 | = | ( | 5 | − | X | ) | ÷ | 46629 | + | ( | 33 10 | − | X | ) | ÷ | 9900 |
| 方程右边 = | 5 | × | 1 46629 | − | X | × | 1 46629 | + | ( | 33 10 | − | X | ) | × | 1 9900 |
| = | 5 46629 | − | X | × | 1 46629 | + | ( | 33 10 | − | X | ) | × | 1 9900 |
| = | 5 46629 | − | 1 46629 | X | + | 33 10 | × | 1 9900 | − | X | × | 1 9900 |
| = | 5 46629 | − | 1 46629 | X | + | 1 3000 | − | X | × | 1 9900 |
| = | 20543 46629000 | − | 571 4662900 | X |
1 202 | X | = | 20543 46629000 | − | 571 4662900 | X |
1 202 | X | + | 571 4662900 | X | = | 20543 46629000 |
2389121 470952900 | X | = | 20543 46629000 |
| X | = | 20543 46629000 | ÷ | 2389121 470952900 |
| = | 20543 46629000 | × | 470952900 2389121 |
| = | 20543 1570 | × | 15857 2389121 |
| X | = | 325750351 3750919970 |
| X | = | 2074843 23891210 |
| X | = | 0.086845 |