| 1200 | + | 1 2 | x | = | 6159 10 | + | ( | 474 25 | ( | x | − | 45 | ) | ÷ | 74199 25000 | ) | − | ( | 17 5 | ( | x | − | 45 | ) | ( | x | − | 45 | ) | ÷ | 74199 12500 | ) |
| Right side of the equation = | 6159 10 | + | 474 25 | ( | x | − | 45 | ) | ÷ | 74199 25000 | − | ( | 17 5 | ( | x | − | 45 | ) | ( | x | − | 45 | ) | ÷ | 74199 12500 | ) |
| = | 6159 10 | + | 158000 24733 | ( | x | − | 45 | ) | − | ( | 17 5 | ( | x | − | 45 | ) | ( | x | − | 45 | ) | ÷ | 74199 12500 | ) |
| = | 6159 10 | + | 158000 24733 | x | − | 158000 24733 | × | 45 | − | ( | 17 5 | ( | x | − | 45 | ) | ( | x | − | 45 | ) | ÷ | 74199 12500 | ) |
| = | 6159 10 | + | 158000 24733 | x | − | 7110000 24733 | − | ( | 17 5 | ( | x | − | 45 | ) | ( | x | − | 45 | ) | ÷ | 74199 12500 | ) |
| = | 81230547 247330 | + | 158000 24733 | x | − | ( | 17 5 | ( | x | − | 45 | ) | ( | x | − | 45 | ) | ÷ | 74199 12500 | ) |
| = | 81230547 247330 | + | 158000 24733 | x | − | 17 5 | ( | x | − | 45 | ) | ( | x | − | 45 | ) | ÷ | 74199 12500 |
| = | 81230547 247330 | + | 158000 24733 | x | − | 42500 74199 | ( | x | − | 45 | ) | ( | x | − | 45 | ) |
| = | 81230547 247330 | + | 158000 24733 | x | − | 42500 74199 | x | ( | x | − | 45 | ) | + | 42500 74199 | × | 45 | ( | x | − | 45 | ) |
| = | 81230547 247330 | + | 158000 24733 | x | − | 42500 74199 | x | ( | x | − | 45 | ) | + | 637500 24733 | ( | x | − | 45 | ) |
| = | 81230547 247330 | + | 158000 24733 | x | − | 42500 74199 | x | x | + | 42500 74199 | x | × | 45 | + | 637500 24733 | ( | x | − | 45 | ) |
| = | 81230547 247330 | + | 158000 24733 | x | − | 42500 74199 | x | x | + | 637500 24733 | x | + | 637500 24733 | ( | x | − | 45 | ) |
| = | 81230547 247330 | + | 795500 24733 | x | − | 42500 74199 | x | x | + | 637500 24733 | ( | x | − | 45 | ) |
| = | 81230547 247330 | + | 795500 24733 | x | − | 42500 74199 | x | x | + | 637500 24733 | x | − | 637500 24733 | × | 45 |
| = | 81230547 247330 | + | 795500 24733 | x | − | 42500 74199 | x | x | + | 637500 24733 | x | − | 28687500 24733 |