| ( | 576 | x | x | x | x | − | 7200 | x | x | x | + | 22500 | x | x | ) | ( | 108 | x | − | 27 | x | x | ) | = | 576 |
| Left side of the equation = | 576 | x | x | x | x | ( | 108 | x | − | 27 | x | x | ) | − | 7200 | x | x | x | ( | 108 | x | − | 27 | x | x | ) | + | 22500 |
| = | 576 | x | x | x | x | × | 108 | x | − | 576 | x | x | x | x |
| = | 62208 | x | x | x | x | x | − | 15552 | x | x | x | x | x |
| = | 62208 | x | x | x | x | x | − | 15552 | x | x | x | x | x |
| = | 62208 | x | x | x | x | x | − | 15552 | x | x | x | x | x |
| = | 62208 | x | x | x | x | x | − | 15552 | x | x | x | x | x |
| = | 62208 | x | x | x | x | x | − | 15552 | x | x | x | x | x |
| 62208 | x | x | x | x | x | − | 15552 | x | x | x | x | x | = | 576 |