| 3 | × | 2 | + | 2 | × | 3 | + | 1 | × | 4 | + | x | = | ( | 3 | + | 2 | + | 1 | + | x | − | 1 | ) | × | 2 |
| Left side of the equation = | 6 | + | 6 | + | 4 | + | x |
| = | 16 | + | x |
| 16 | + | x | = | ( | 3 | + | 2 | + | 1 | + | x | − | 1 | ) | × | 2 |
| Right side of the equation = | 3 | × | 2 | + | 2 | × | 2 | + | 1 | × | 2 | + | x | × | 2 | − | 1 | × | 2 |
| = | 6 | + | 4 | + | 2 | + | x | × | 2 | − | 2 |
| = | 10 | + | 2 | x |
| 16 | + | x | = | 10 | + | 2 | x |
| x | − | 2 | x | = | 10 | − | 16 |
| - | x | = | 10 | − | 16 |
| - | x | = | 10 | − | 16 |
| - | x | = | - | 6 |
| 6 | = | x |
| x | = | 6 |