| ( | 157 50 | ( | x | ÷ | 2 | ) | × | 2 | ) | ÷ | 4 | × | 3 | × | 3600 | = | 0 |
| Left side of the equation = | ( | 157 50 | ( | x | ÷ | 2 | ) | × | 2 | ) | × | 2700 |
| ( | 157 50 | ( | x | ÷ | 2 | ) | × | 2 | ) | × | 2700 | = | 0 |
| Left side of the equation = | 157 50 | ( | x | ÷ | 2 | ) | × | 2 | × | 2700 |
| = | 16956 | ( | x | ÷ | 2 | ) |
| = | 16956 | x | ÷ | 2 |
| = | 8478 | x |
| 8478 | x | = | 0 |
| x | = | 0 | ÷ | 8478 |
| = | 0 | × | 1 8478 |
| x | = | 0 |