| x | − | ( | ( | x | + | 17386667 100 | − | 35000 | ) | × | 1 5 | − | 16920 | − | 1186667 100 | ) | = | 27000 |
| 方程左边 = | x | − | ( | x | + | 17386667 100 | − | 35000 | ) | × | 1 5 | + | 16920 | + | 1186667 100 |
| = | x | − | ( | x | + | 17386667 100 | − | 35000 | ) | × | 1 5 | + | 2878667 100 |
| = | x | − | x | × | 1 5 | − | 17386667 100 | × | 1 5 | + | 35000 | × | 1 5 | + | 2878667 100 |
| = | x | − | x | × | 1 5 | − | 17386667 500 | + | 7000 | + | 2878667 100 |
| = | 4 5 | x | + | 126667 125 |
4 5 | x | + | 126667 125 | = | 27000 |
4 5 | x | = | 27000 | − | 126667 125 |
4 5 | x | = | 3248333 125 |
| x | = | 3248333 125 | ÷ | 4 5 |
| = | 3248333 125 | × | 5 4 |
| = | 3248333 25 | × | 1 4 |
| x | = | 3248333 100 |
| x | = | 32483.33 |