66 25 | x | = | ( | 1 | + | 41 25 | x | ) | ( | - | 67 100 | x | + | 83 100 | ) |
| Right side of the equation = | 1 | ( | - | 67 100 | x | + | 83 100 | ) | + | 41 25 | x | ( | - | 67 100 | x | + | 83 100 | ) |
| = | - | 1 | × | 67 100 | x | + | 1 | × | 83 100 | + | 41 25 | x | ( | - | 67 100 | x | + | 83 100 | ) |
| = | - | 67 100 | x | + | 83 100 | + | 41 25 | x | ( | - | 67 100 | x | + | 83 100 | ) |
| = | - | 67 100 | x | + | 83 100 | − | 41 25 | x | × | 67 100 | x | + | 41 25 | x | × | 83 100 |
| = | - | 67 100 | x | + | 83 100 | − | 2747 2500 | x | x | + | 3403 2500 | x |
| = | 432 625 | x | + | 83 100 | − | 2747 2500 | x | x |
66 25 | x | = | 432 625 | x | + | 83 100 | − | 2747 2500 | x | x |