| 36 | x | x | = | 4 | ( | x | + | 1 | ) | ( | x | + | 1 | ) | ( | 1 | − | 2 | x | x | ) |
| Right side of the equation = | 4 | x | ( | x | + | 1 | ) | ( | 1 | − | 2 | x | x | ) | + | 4 | × | 1 | ( | x | + | 1 | ) | ( | 1 | − | 2 | x | x | ) |
| = | 4 | x | ( | x | + | 1 | ) | ( | 1 | − | 2 | x | x | ) | + | 4 | ( | x | + | 1 | ) | ( | 1 | − | 2 | x | x | ) |
| = | 4 | x | x | ( | 1 | − | 2 | x | x | ) | + | 4 | x | × | 1 | ( | 1 | − | 2 | x | x | ) | + | 4 | ( | x | + | 1 | ) | ( | 1 | − | 2 | x | x | ) |
| = | 4 | x | x | ( | 1 | − | 2 | x | x | ) | + | 4 | x | ( | 1 | − | 2 | x | x | ) | + | 4 | ( | x | + | 1 | ) | ( | 1 | − | 2 | x | x | ) |
| = | 4 | x | x | × | 1 | − | 4 | x | x | × | 2 | x | x | + | 4 | x |
| = | 4 | x | x | − | 8 | x | x | x | x | + | 4 | x | ( | 1 | − | 2 | x | x | ) | + | 4 |
| = | 4 | x | x | − | 8 | x | x | x | x | + | 4 | x | × | 1 | − | 4 |
| = | 4 | x | x | − | 8 | x | x | x | x | + | 4 | x | − | 8 | x |
| = | 4 | x | x | − | 8 | x | x | x | x | + | 4 | x | − | 8 | x |
| = | 4 | x | x | − | 8 | x | x | x | x | + | 4 | x | − | 8 | x |
| = | 4 | x | x | − | 8 | x | x | x | x | + | 4 | x | − | 8 | x |
| = | 4 | x | x | − | 8 | x | x | x | x | + | 4 | x | − | 8 | x |
| = | 4 | x | x | − | 8 | x | x | x | x | + | 8 | x | − | 8 | x |
| = | 4 | x | x | − | 8 | x | x | x | x | + | 8 | x | − | 8 | x |
| = | 4 | x | x | − | 8 | x | x | x | x | + | 8 | x | − | 8 | x |
| 36 | x | x | = | 4 | x | x | − | 8 | x | x | x | x | + | 8 | x | − | 8 | x |