| ( | x | + | 128 | ) | ( | x | + | 128 | ) | ( | x | + | 128 | ) | ( | x | + | 128 | ) | = | 1600 |
| Left side of the equation = | x | ( | x | + | 128 | ) | ( | x | + | 128 | ) | ( | x | + | 128 | ) | + | 128 | ( | x | + | 128 | ) | ( | x | + | 128 | ) | ( | x | + | 128 | ) |
| = | x | x | ( | x | + | 128 | ) | ( | x | + | 128 | ) | + | x | × | 128 | ( | x | + | 128 | ) | ( | x | + | 128 | ) | + | 128 | ( | x | + | 128 | ) | ( | x | + | 128 | ) | ( | x | + | 128 | ) |
| = | x | x | x | ( | x | + | 128 | ) | + | x | x | × | 128 | ( | x | + | 128 | ) | + | x | × | 128 | ( | x | + | 128 | ) | ( | x | + | 128 | ) |
| = | x | x | x | x | + | x | x | x | × | 128 | + | x | x | × | 128 | ( | x | + | 128 | ) |
| = | x | x | x | x | + | x | x | x | × | 128 | + | x | x | × | 128 | x |
| = | x | x | x | x | + | x | x | x | × | 128 | + | x | x | × | 128 | x |
| = | x | x | x | x | + | x | x | x | × | 128 | + | x | x | × | 128 | x |
| = | x | x | x | x | + | x | x | x | × | 128 | + | x | x | × | 128 | x |
| = | x | x | x | x | + | x | x | x | × | 128 | + | x | x | × | 128 | x |
| = | x | x | x | x | + | x | x | x | × | 128 | + | x | x | × | 128 | x |
| = | x | x | x | x | + | x | x | x | × | 128 | + | x | x | × | 128 | x |
| = | x | x | x | x | + | x | x | x | × | 128 | + | x | x | × | 128 | x |
| = | x | x | x | x | + | x | x | x | × | 128 | + | x | x | × | 128 | x |
| = | x | x | x | x | + | x | x | x | × | 128 | + | x | x | × | 128 | x |
| = | x | x | x | x | + | x | x | x | × | 128 | + | x | x | × | 128 | x |
| = | x | x | x | x | + | x | x | x | × | 128 | + | x | x | × | 128 | x |
| = | x | x | x | x | + | x | x | x | × | 128 | + | x | x | × | 128 | x |
| = | x | x | x | x | + | x | x | x | × | 128 | + | x | x | × | 128 | x |
| = | x | x | x | x | + | x | x | x | × | 128 | + | x | x | × | 128 | x |
| = | x | x | x | x | + | x | x | x | × | 128 | + | x | x | × | 128 | x |
| = | x | x | x | x | + | x | x | x | × | 128 | + | x | x | × | 128 | x |
| = | x | x | x | x | + | x | x | x | × | 128 | + | x | x | × | 128 | x |
| = | x | x | x | x | + | x | x | x | × | 128 | + | x | x | × | 128 | x |
| = | x | x | x | x | + | x | x | x | × | 128 | + | x | x | × | 128 | x |
| = | x | x | x | x | + | x | x | x | × | 128 | + | x | x | × | 128 | x |