49941 10000 | = | ( | 1 | − | 4 | + | 2 | − | 3 | + | 3 | − | 2 | + | 4 | − | 1 | + | ( | 5 | + | X | ) | × | 5 | ) | ÷ | ( | 15 | + | X | ) |
| 方程两边同时乘以: | ( | 15 | + | X | ) |
49941 10000 | ( | 15 | + | X | ) | = | ( | 1 | − | 4 | + | 2 | − | 3 | + | 3 | − | 2 | + | 4 | − | 1 | + | ( | 5 | + | X | ) | × | 5 | ) |
49941 10000 | × | 15 | + | 49941 10000 | X | = | ( | 1 | − | 4 | + | 2 | − | 3 | + | 3 | − | 2 | + | 4 | − | 1 | + | ( | 5 | + | X | ) | × | 5 | ) |
49941 10000 | × | 15 | + | 49941 10000 | X | = | 1 | − | 4 | + | 2 | − | 3 | + | 3 | − | 2 | + | 4 | − | 1 | + | ( | 5 | + | X | ) | × | 5 |
149823 2000 | + | 49941 10000 | X | = | 1 | − | 4 | + | 2 | − | 3 | + | 3 | − | 2 | + | 4 | − | 1 | + | ( | 5 | + | X | ) | × | 5 |
149823 2000 | + | 49941 10000 | X | = | 0 | + | ( | 5 | + | X | ) | × | 5 |
149823 2000 | + | 49941 10000 | X | = | 0 | + | 5 | × | 5 | + | X | × | 5 |
149823 2000 | + | 49941 10000 | X | = | 0 | + | 25 | + | X | × | 5 |
149823 2000 | + | 49941 10000 | X | = | 25 | + | 5 | X |
49941 10000 | X | − | 5 | X | = | 25 | − | 149823 2000 |
| - | 59 10000 | X | = | 25 | − | 149823 2000 |
| - | 59 10000 | X | = | - | 99823 2000 |
99823 2000 | = | 59 10000 | X |
59 10000 | X | = | 99823 2000 |
| X | = | 99823 2000 | ÷ | 59 10000 |
| = | 99823 2000 | × | 10000 59 |
| = | 99823 | × | 5 59 |
| X | = | 499115 59 |
| X | = | 8459.576271 |