| X | + | ( | 3 2 | ÷ | 73 10 | ) | X | + | 5 2 | ( | 17 | ÷ | 73 | ) | X | = | 544 |
| 方程左边 = | X | + | 3 2 | ÷ | 73 10 | × | X | + | 5 2 | ( | 17 | ÷ | 73 | ) | X |
| = | X | + | 15 73 | X | + | 5 2 | ( | 17 | ÷ | 73 | ) | X |
| = | 88 73 | X | + | 5 2 | ( | 17 | ÷ | 73 | ) | X |
| = | 88 73 | X | + | 5 2 | × | 17 | ÷ | 73 | × | X |
| = | 88 73 | X | + | 85 146 | X |
| = | 261 146 | X |
261 146 | X | = | 544 |
| X | = | 544 | ÷ | 261 146 |
| = | 544 | × | 146 261 |
| X | = | 79424 261 |
| X | = | 304.306513 |