5442651 500000 | x | + | 11 2 | ( | 1 | − | x | ) | = | 12 |
| 方程左边 = | 5442651 500000 | x | + | 11 2 | × | 1 | − | 11 2 | x |
| = | 5442651 500000 | x | + | 11 2 | − | 11 2 | x |
| = | 2692651 500000 | x | + | 11 2 |
2692651 500000 | x | + | 11 2 | = | 12 |
2692651 500000 | x | = | 12 | − | 11 2 |
2692651 500000 | x | = | 13 2 |
| x | = | 13 2 | ÷ | 2692651 500000 |
| = | 13 2 | × | 500000 2692651 |
| = | 1 | × | 250000 207127 |
| x | = | 250000 207127 |
| x | = | 1.206989 |