3531 100 | = | x | − | ( | x | × | 49 100 | ) |
| Right side of the equation = | x | − | x | × | 49 100 |
| = | 51 100 | x |
3531 100 | = | 51 100 | x |
| - | 51 100 | x | = | - | 3531 100 |
3531 100 | = | 51 100 | x |
51 100 | x | = | 3531 100 |
| x | = | 3531 100 | ÷ | 51 100 |
| = | 3531 100 | × | 100 51 |
| = | 1177 | × | 1 17 |
| x | = | 1177 17 |
| x | = | 69.235294 |