3 10 | = | ( | X | × | 25 2 | × | 16667 10000 | × | 2 5 | ) | ÷ | 1 | − | ( | X | × | 25 2 | × | 16667 10000 | × | 2 5 | ) |
方程右边 = | X | × | 25 2 | × | 16667 10000 | × | 2 5 | × | 1 | − | ( | X | × | 25 2 | × | 16667 10000 | × | 2 5 | ) |
= | X | × | 16667 2000 | − | ( | X | × | 25 2 | × | 16667 10000 | × | 2 5 | ) |
= | 16667 2000 | X | − | X | × | 25 2 | × | 16667 10000 | × | 2 5 |
= | 16667 2000 | X | − | X | × | 16667 2000 |
= | 0 | X |
3 10 | = | 0 | X |
= | 0 | − | 3 10 |