| 1764 | ( | 3 | + | t | ) | − | 606841 1000 | ( | 3 | + | 3 2 | t | ) | = | 0 |
| 方程左边 = | 1764 | × | 3 | + | 1764 | t | − | 606841 1000 | ( | 3 | + | 3 2 | t | ) |
| = | 5292 | + | 1764 | t | − | 606841 1000 | ( | 3 | + | 3 2 | t | ) |
| = | 5292 | + | 1764 | t | − | 606841 1000 | × | 3 | − | 606841 1000 | × | 3 2 | t |
| = | 5292 | + | 1764 | t | − | 1820523 1000 | − | 1820523 2000 | t |
| = | 3471477 1000 | + | 1707477 2000 | t |
3471477 1000 | + | 1707477 2000 | t | = | 0 |
1707477 2000 | t | = | 0 | − | 3471477 1000 |
1707477 2000 | t | = | - | 3471477 1000 |
| t | = | - | 3471477 1000 | ÷ | 1707477 2000 |
| = | - | 3471477 1000 | × | 2000 1707477 |
| = | - | 1157159 | × | 2 569159 |
| t | = | - | 2314318 569159 |
| t | = | - 4.066206 |