| ( | 1 | − | 180 | ÷ | 83 | ) | x | × | 177 200 | = | 0 |
| Left side of the equation = | 1 | x | × | 177 200 | − | 180 | ÷ | 83 | × | x | × | 177 200 |
| = | 177 200 | x | − | 1593 830 | x |
| = | - | 17169 16600 | x |
| - | 17169 16600 | x | = | 0 |
| - | 0 | = | 17169 16600 | x |
17169 16600 | x | = | - | 0 |
| x | = | - | 0 | ÷ | 17169 16600 |
| = | - | 0 | × | 16600 17169 |
| x | = | 0 |