3 5 | x | + | 1 2 | x | ( | 2400 | − | 50 | x | ) | ÷ | 25 2 | = | 10 |
| Left side of the equation = | 3 5 | x | + | 1 25 | x | ( | 2400 | − | 50 | x | ) |
3 5 | x | + | 1 25 | x | ( | 2400 | − | 50 | x | ) | = | 10 |
| Left side of the equation = | 3 5 | x | + | 1 25 | x | × | 2400 | − | 1 25 | x | × | 50 | x |
| = | 3 5 | x | + | 96 | x | − | 2 | x | x |
| = | 483 5 | x | − | 2 | x | x |
483 5 | x | − | 2 | x | x | = | 10 |