| ( | ( | 8 | x | ) | − | ( | 580 | + | 20 | × | 8 | ) | − | ( | 8 | x | × | 13 100 | − | 5 | × | 8 | ) | × | 10 100 | ) | ( | 1 | − | 25 100 | ) | + | 35729 100 | = | 10609 25 |
| 方程左边 = | ( | 8 | x | ) | ( | 1 | − | 25 100 | ) | − | ( | 580 | + | 20 | × | 8 | ) | ( | 1 | − | 25 100 | ) | − | ( | 8 | x | × | 13 100 | − | 5 | × | 8 | ) | × | 10 100 | ( | 1 | − | 25 100 | ) | + | 35729 100 |
| = | 8 | x | ( | 1 | − | 25 100 | ) | − | ( | 580 | + | 20 | × | 8 | ) | ( | 1 | − | 25 100 | ) | − | ( | 8 | x | × | 13 100 | − | 5 | × | 8 | ) | × | 10 100 | ( | 1 | − | 25 100 | ) | + | 35729 100 |
| = | 8 | x | × | 1 | − | 8 | x | × | 25 100 | − | ( | 580 | + | 20 | × | 8 | ) | ( | 1 | − | 25 100 | ) | − | ( | 8 | x | × | 13 100 | − | 5 | × | 8 | ) | × | 10 100 | ( | 1 | − | 25 100 | ) | + | 35729 100 |
| = | 8 | x | − | 2 | x | − | ( | 580 | + | 20 | × | 8 | ) | ( | 1 | − | 25 100 | ) | − | ( | 8 | x | × | 13 100 | − | 5 | × | 8 | ) | × | 10 100 | ( | 1 | − | 25 100 | ) | + | 35729 100 |
| = | 6 | x | − | ( | 580 | + | 20 | × | 8 | ) | ( | 1 | − | 25 100 | ) | − | ( | 8 | x | × | 13 100 | − | 5 | × | 8 | ) | × | 10 100 | ( | 1 | − | 25 100 | ) | + | 35729 100 |
| = | 6 | x | − | 580 | ( | 1 | − | 25 100 | ) | − | 20 | × | 8 | ( | 1 | − | 25 100 | ) | − | ( | 8 | x | × | 13 100 | − | 5 | × | 8 | ) | × | 10 100 | ( | 1 | − | 25 100 | ) | + | 35729 100 |
| = | 6 | x | − | 580 | ( | 1 | − | 25 100 | ) | − | 160 | ( | 1 | − | 25 100 | ) | − | ( | 8 | x | × | 13 100 | − | 5 | × | 8 | ) | × | 10 100 | ( | 1 | − | 25 100 | ) | + | 35729 100 |
| = | 6 | x | − | 580 | × | 1 | + | 580 | × | 25 100 | − | 160 | ( | 1 | − | 25 100 | ) | − | ( | 8 | x | × | 13 100 | − | 5 | × | 8 | ) | × | 10 100 | ( | 1 | − | 25 100 | ) | + | 35729 100 |
| = | 6 | x | − | 580 | + | 145 | − | 160 | ( | 1 | − | 25 100 | ) | − | ( | 8 | x | × | 13 100 | − | 5 | × | 8 | ) | × | 10 100 | ( | 1 | − | 25 100 | ) | + | 35729 100 |
| = | 6 | x | − | 7771 100 | − | 160 | ( | 1 | − | 25 100 | ) | − | ( | 8 | x | × | 13 100 | − | 5 | × | 8 | ) | × | 10 100 | ( | 1 | − | 25 100 | ) |
| = | 6 | x | − | 7771 100 | − | 160 | × | 1 | + | 160 | × | 25 100 | − | ( | 8 | x | × | 13 100 | − | 5 | × | 8 | ) | × | 10 100 | ( | 1 | − | 25 100 | ) |
| = | 6 | x | − | 7771 100 | − | 160 | + | 40 | − | ( | 8 | x | × | 13 100 | − | 5 | × | 8 | ) | × | 10 100 | ( | 1 | − | 25 100 | ) |
| = | 6 | x | − | 19771 100 | − | ( | 8 | x | × | 13 100 | − | 5 | × | 8 | ) | × | 10 100 | ( | 1 | − | 25 100 | ) |
| = | 6 | x | − | 19771 100 | − | 8 | x | × | 13 100 | × | 10 100 | ( | 1 | − | 25 100 | ) | + | 5 | × | 8 | × | 10 100 | ( | 1 | − | 25 100 | ) |
| = | 6 | x | − | 19771 100 | − | 13 125 | x | ( | 1 | − | 25 100 | ) | + | 4 | ( | 1 | − | 25 100 | ) |
| = | 6 | x | − | 19771 100 | − | 13 125 | x | × | 1 | + | 13 125 | x | × | 25 100 | + | 4 | ( | 1 | − | 25 100 | ) |
| = | 6 | x | − | 19771 100 | − | 13 125 | x | + | 13 500 | x | + | 4 | ( | 1 | − | 25 100 | ) |
| = | 2961 500 | x | − | 19771 100 | + | 4 | ( | 1 | − | 25 100 | ) |
| = | 2961 500 | x | − | 19771 100 | + | 4 | × | 1 | − | 4 | × | 25 100 |
| = | 2961 500 | x | − | 19771 100 | + | 4 | − | 1 |
| = | 2961 500 | x | − | 19471 100 |
2961 500 | x | − | 19471 100 | = | 10609 25 |
2961 500 | x | = | 10609 25 | + | 19471 100 |
2961 500 | x | = | 61907 100 |
| x | = | 61907 100 | ÷ | 2961 500 |
| = | 61907 100 | × | 500 2961 |
| = | 61907 | × | 5 2961 |
| x | = | 309535 2961 |
| x | = | 104.537318 |