| 600 | ÷ | 1 2 | × | x | + | ( | 3000 | − | 600 | ) | ÷ | 2 | × | x | = | 3000 | ÷ | x | + | 2 |
| Multiply both sides of the equation by: | x |
| 600 | ÷ | 1 2 | × | x | x | + | ( | 3000 | − | 600 | ) | ÷ | 2 | × | x | x | = | 3000 | + | 2 | x |
| 600 | ÷ | 1 2 | × | x | x | + | 3000 | ÷ | 2 | × | x | x | − | 600 | ÷ | 2 | × | x | x | = | 3000 | + | 2 | x |
| 1200 | x | x | + | 1500 | x | x | − | 300 | x | x | = | 3000 | + | 2 | x |