| 11 | x | + | x | ÷ | 4 | + | 3 | x | − | 2370 | + | 28 | ( | x | − | 930 | ) | + | ( | 5 | x | − | 4650 | ) | ÷ | 12 | + | 12000 | = | 572427 4 | + | 5491648 25 |
| 方程左边 = | 57 4 | x | + | 1179667 100 | + | 28 | ( | x | − | 930 | ) | + | ( | 5 | x | − | 4650 | ) | × | 1 12 |
57 4 | x | + | 1179667 100 | + | 28 | ( | x | − | 930 | ) | + | ( | 5 | x | − | 4650 | ) | × | 1 12 | = | 572427 4 | + | 5491648 25 |
| 方程左边 = | 57 4 | x | + | 1179667 100 | + | 28 | x | − | 28 | × | 930 | + | ( | 5 | x | − | 4650 | ) | × | 1 12 |
| = | 57 4 | x | + | 1179667 100 | + | 28 | x | − | 26040 | + | ( | 5 | x | − | 4650 | ) | × | 1 12 |
| = | 169 4 | x | − | 1424333 100 | + | ( | 5 | x | − | 4650 | ) | × | 1 12 |
| = | 169 4 | x | − | 1424333 100 | + | 5 | x | × | 1 12 | − | 4650 | × | 1 12 |
| = | 169 4 | x | − | 1424333 100 | + | 5 12 | x | − | 775 2 |
| = | 128 3 | x | − | 1463083 100 |
128 3 | x | − | 1463083 100 | = | 572427 4 | + | 5491648 25 |
| 方程右边 = | 36277267 100 |
128 3 | x | − | 1463083 100 | = | 36277267 100 |
128 3 | x | = | 36277267 100 | + | 1463083 100 |
128 3 | x | = | 754807 2 |
| x | = | 754807 2 | ÷ | 128 3 |
| = | 754807 2 | × | 3 128 |
| x | = | 2264421 256 |
| x | = | 8845.394531 |