| ( | X | − | 5000 | − | 8013 5 | ) | × | 3 100 | = | X | − | 171441 20 | − | 8013 5 |
| Left side of the equation = | X | × | 3 100 | − | 5000 | × | 3 100 | − | 8013 5 | × | 3 100 |
| = | X | × | 3 100 | − | 150 | − | 24039 500 |
| = | 3 100 | X | − | 99039 500 |
3 100 | X | − | 99039 500 | = | X | − | 171441 20 | − | 8013 5 |
| Right side of the equation = | X | − | 203493 20 |
3 100 | X | − | 99039 500 | = | X | − | 203493 20 |
3 100 | X | − | X | = | - | 203493 20 | + | 99039 500 |
| - | 97 100 | X | = | - | 203493 20 | + | 99039 500 |
| - | 97 100 | X | = | - | 2494143 250 |
2494143 250 | = | 97 100 | X |
97 100 | X | = | 2494143 250 |
| X | = | 2494143 250 | ÷ | 97 100 |
| = | 2494143 250 | × | 100 97 |
| = | 2494143 5 | × | 2 97 |
| X | = | 4988286 485 |
| X | = | 10285.125773 |