| ( | x | − | 15274 | ) | × | 10000 | ÷ | 254 | × | 3 10 | + | ( | x | − | 15342 | ) | ÷ | 15342 | × | 100 | × | 3 2 | = | 21 2 |
| Left side of the equation = | ( | x | − | 15274 | ) | × | 1500 127 | + | ( | x | − | 15342 | ) | × | 25 2557 |
| ( | x | − | 15274 | ) | × | 1500 127 | + | ( | x | − | 15342 | ) | × | 25 2557 | = | 21 2 |
| Left side of the equation = | x | × | 1500 127 | − | 15274 | × | 1500 127 | + | ( | x | − | 15342 | ) | × | 25 2557 |
| = | x | × | 1500 127 | − | 22911000 127 | + | ( | x | − | 15342 | ) | × | 25 2557 |
| = | 1500 127 | x | − | 22911000 127 | + | x | × | 25 2557 | − | 15342 | × | 25 2557 |
| = | 1500 127 | x | − | 22911000 127 | + | x | × | 25 2557 | − | 383550 2557 |