| 6 | + | 5 | x | + | 2 | x | × | 4 | + | 4 | x | × | 2 | = | 3 | x | × | 3 | + | x | × | 5 |
| Left side of the equation = | 6 | + | 5 | x | + | 8 | x | + | 8 | x |
| = | 6 | + | 21 | x |
| 6 | + | 21 | x | = | 3 | x | × | 3 | + | x | × | 5 |
| Right side of the equation = | 9 | x | + | x | × | 5 |
| = | 14 | x |
| 6 | + | 21 | x | = | 14 | x |
| 21 | x | − | 14 | x | = | - | 6 |
| 7 | x | = | - | 6 |
| x | = | - | 6 | ÷ | 7 |
| = | - | 6 | × | 1 7 |
| x | = | - | 6 7 |
| x | = | - 0.857143 |