- | 2 | = | 5 | ÷ | 9 | ÷ | x | − | 13 | ÷ | x | + | 13 | ÷ | 2 |
方程两边同时乘以: | x |
- | 2 | x | = | 5 | ÷ | 9 | − | 13 | ÷ | x | × | x | + | 13 | ÷ | 2 | × | x |
- | 2 | x | − | 13 | ÷ | 2 | × | x | = | 5 | ÷ | 9 | − | 13 | ÷ | 1 | × | 1 |
- | 2 | x | − | 13 2 | x | = | 5 | ÷ | 9 | − | 13 | ÷ | 1 | × | 1 |
- | 2 | x | − | 13 2 | x | = | 5 9 | − | 13 |
- | 17 2 | x | = | 5 9 | − | 13 |
- | 17 2 | x | = | - | 112 9 |
112 9 | = | 17 2 | x |
17 2 | x | = | 112 9 |
x | = | 112 9 | ÷ | 17 2 |
= | 112 9 | × | 2 17 |
x | = | 224 153 |
x | = | 1.464052 |