117972 25 | + | 4959 625 | + | 12 | + | ( | X | − | 5000 | ) | × | 3 2000 | ÷ | 2 | = | X | ÷ | 42 625 |
| 方程左边 = | 117972 25 | + | 4959 625 | + | 12 | + | ( | X | − | 5000 | ) | × | 3 4000 |
| = | 2961759 625 | + | ( | X | − | 5000 | ) | × | 3 4000 |
2961759 625 | + | ( | X | − | 5000 | ) | × | 3 4000 | = | X | ÷ | 42 625 |
| 方程左边 = | 2961759 625 | + | X | × | 3 4000 | − | 5000 | × | 3 4000 |
| = | 2961759 625 | + | X | × | 3 4000 | − | 15 4 |
| = | 11837661 2500 | + | 3 4000 | X |
11837661 2500 | + | 3 4000 | X | = | X | ÷ | 42 625 |
3 4000 | X | − | 625 42 | X | = | - | 11837661 2500 |
| - | 1249937 84000 | X | = | - | 11837661 2500 |
11837661 2500 | = | 1249937 84000 | X |
1249937 84000 | X | = | 11837661 2500 |
| X | = | 11837661 2500 | ÷ | 1249937 84000 |
| = | 11837661 2500 | × | 84000 1249937 |
| = | 11837661 5 | × | 168 1249937 |
| X | = | 1988727048 6249685 |
| X | = | 318.212366 |