101 50 | X | − | 10201 2500 | = | 19 20 | × | 9 20 | X |
| Right side of the equation = | 171 400 | X |
101 50 | X | − | 10201 2500 | = | 171 400 | X |
101 50 | X | − | 171 400 | X | = | 10201 2500 |
637 400 | X | = | 10201 2500 |
| X | = | 10201 2500 | ÷ | 637 400 |
| = | 10201 2500 | × | 400 637 |
| = | 10201 25 | × | 4 637 |
| X | = | 40804 15925 |
| X | = | 2.562261 |