| ( | 151 | + | x | ) | × | 5 | × | 67 100 | = | x |
| Left side of the equation = | ( | 151 | + | x | ) | × | 67 20 |
| ( | 151 | + | x | ) | × | 67 20 | = | x |
| Left side of the equation = | 151 | × | 67 20 | + | x | × | 67 20 |
| = | 10117 20 | + | x | × | 67 20 |
10117 20 | + | 67 20 | x | = | x |
67 20 | x | − | x | = | - | 10117 20 |
47 20 | x | = | - | 10117 20 |
| x | = | - | 10117 20 | ÷ | 47 20 |
| = | - | 10117 20 | × | 20 47 |
| = | - | 10117 | × | 1 47 |
| x | = | - | 10117 47 |
| x | = | - 215.255319 |