49941 10000 | = | ( | 71 | − | 4 | + | 72 | − | 3 | + | 73 | − | 2 | + | 74 | − | 1 | + | ( | 75 | + | X | ) | × | 5 | ) | ÷ | ( | 777 | + | X | ) |
| 方程两边同时乘以: | ( | 777 | + | X | ) |
49941 10000 | ( | 777 | + | X | ) | = | ( | 71 | − | 4 | + | 72 | − | 3 | + | 73 | − | 2 | + | 74 | − | 1 | + | ( | 75 | + | X | ) | × | 5 | ) |
49941 10000 | × | 777 | + | 49941 10000 | X | = | ( | 71 | − | 4 | + | 72 | − | 3 | + | 73 | − | 2 | + | 74 | − | 1 | + | ( | 75 | + | X | ) | × | 5 | ) |
49941 10000 | × | 777 | + | 49941 10000 | X | = | 71 | − | 4 | + | 72 | − | 3 | + | 73 | − | 2 | + | 74 | − | 1 | + | ( | 75 | + | X | ) | × | 5 |
38804157 10000 | + | 49941 10000 | X | = | 71 | − | 4 | + | 72 | − | 3 | + | 73 | − | 2 | + | 74 | − | 1 | + | ( | 75 | + | X | ) | × | 5 |
38804157 10000 | + | 49941 10000 | X | = | 280 | + | ( | 75 | + | X | ) | × | 5 |
38804157 10000 | + | 49941 10000 | X | = | 280 | + | 75 | × | 5 | + | X | × | 5 |
38804157 10000 | + | 49941 10000 | X | = | 280 | + | 375 | + | X | × | 5 |
38804157 10000 | + | 49941 10000 | X | = | 655 | + | 5 | X |
49941 10000 | X | − | 5 | X | = | 655 | − | 38804157 10000 |
| - | 59 10000 | X | = | 655 | − | 38804157 10000 |
| - | 59 10000 | X | = | - | 32254157 10000 |
32254157 10000 | = | 59 10000 | X |
59 10000 | X | = | 32254157 10000 |
| X | = | 32254157 10000 | ÷ | 59 10000 |
| = | 32254157 10000 | × | 10000 59 |
| = | 32254157 | × | 1 59 |
| X | = | 32254157 59 |
| X | = | 546680.627119 |