| ( | 12110029 100 | + | x | ) | × | 11 10 | ( | 1 | + | 168 2500 | ) | = | 7786139 50 |
| 方程左边 = | 12110029 100 | × | 11 10 | ( | 1 | + | 168 2500 | ) | + | x | × | 11 10 | ( | 1 | + | 168 2500 | ) |
| = | 133210319 1000 | ( | 1 | + | 168 2500 | ) | + | x | × | 11 10 | ( | 1 | + | 168 2500 | ) |
| = | 133210319 1000 | × | 1 | + | 133210319 1000 | × | 168 2500 | + | x | × | 11 10 | ( | 1 | + | 168 2500 | ) |