| ( | 33 10 | − | x | ) | ÷ | 33 | + | ( | 3 2 | − | x | ) | ÷ | 15 | + | ( | 5 2 | − | x | ) | ÷ | 25 | = | x | ÷ | 15 2 |
| 方程左边 = | 33 10 | × | 1 33 | − | x | × | 1 33 | + | ( | 3 2 | − | x | ) | × | 1 15 | + | ( | 5 2 | − | x | ) | × | 1 25 |
| = | 1 10 | − | x | × | 1 33 | + | ( | 3 2 | − | x | ) | × | 1 15 | + | ( | 5 2 | − | x | ) | × | 1 25 |
| = | 1 10 | − | 1 33 | x | + | 3 2 | × | 1 15 | − | x | × | 1 15 | + | ( | 5 2 | − | x | ) | × | 1 25 |
| = | 1 10 | − | 1 33 | x | + | 1 10 | − | x | × | 1 15 | + | ( | 5 2 | − | x | ) | × | 1 25 |
| = | 1 5 | − | 16 165 | x | + | ( | 5 2 | − | x | ) | × | 1 25 |
| = | 1 5 | − | 16 165 | x | + | 5 2 | × | 1 25 | − | x | × | 1 25 |
| = | 1 5 | − | 16 165 | x | + | 1 10 | − | x | × | 1 25 |
| = | 3 10 | − | 113 825 | x |
3 10 | − | 113 825 | x | = | x | ÷ | 15 2 |
| - | 113 825 | x | − | 2 15 | x | = | - | 3 10 |
| - | 223 825 | x | = | - | 3 10 |
3 10 | = | 223 825 | x |
223 825 | x | = | 3 10 |
| x | = | 3 10 | ÷ | 223 825 |
| = | 3 10 | × | 825 223 |
| = | 3 2 | × | 165 223 |
| x | = | 495 446 |
| x | = | 1.109865 |