28 25 | ÷ | ( | 289 100 | − | X | ) | + | 3 10 | ÷ | ( | 47 50 | − | X | ) | + | 49 1000 | ÷ | ( | 49 100 | − | X | ) | + | 77 200 | × | 19 100 | ÷ | ( | 77 200 | − | X | ) | = | 0 |
| 方程两边同时乘以: | ( | 289 100 | − | X | ) |
28 25 | + | 3 10 | ÷ | ( | 47 50 | − | X | ) | × | ( | 289 100 | − | X | ) | + | 49 1000 | ÷ | ( | 49 100 | − | X | ) | × | ( | 289 100 | − | X | ) | + | 77 200 | × | 19 100 | ÷ | ( | 77 200 | − | X | ) | × | ( | 289 100 | − | X | ) | = | 0 |
28 25 | + | 3 10 | ÷ | ( | 47 50 | − | X | ) | × | 289 100 | − | 3 10 | ÷ | ( | 47 50 | − | X | ) | × | X | + | 49 1000 | ÷ | ( | 49 100 | − | X | ) | × | ( | 289 100 | − | X | ) | + | 77 200 | × | 19 100 | = | 0 |
28 25 | + | 867 1000 | ÷ | ( | 47 50 | − | X | ) | − | 3 10 | ÷ | ( | 47 50 | − | X | ) | × | X | + | 49 1000 | ÷ | ( | 49 100 | − | X | ) | × | ( | 289 100 | − | X | ) | + | 1463 20000 | ÷ | ( | 77 200 | − | X | ) | × | ( | 289 100 | − | X | ) | = | 0 |
| 方程两边同时乘以: | ( | 47 50 | − | X | ) |
28 25 | ( | 47 50 | − | X | ) | + | 867 1000 | − | 3 10 | X | + | 49 1000 | ÷ | ( | 49 100 | − | X | ) | × | ( | 289 100 | − | X | ) | ( | 47 50 | − | X | ) | + | 1463 20000 | ÷ | ( | 77 200 | − | X | ) | × | ( | 289 100 | − | X | ) | = | 0 |
28 25 | × | 47 50 | − | 28 25 | X | + | 867 1000 | − | 3 10 | X | + | 49 1000 | ÷ | ( | 49 100 | − | X | ) | × | ( | 289 100 | − | X | ) | ( | 47 50 | − | X | ) | + | 1463 20000 | = | 0 |
658 625 | − | 28 25 | X | + | 867 1000 | − | 3 10 | X | + | 49 1000 | ÷ | ( | 49 100 | − | X | ) | × | ( | 289 100 | − | X | ) | ( | 47 50 | − | X | ) | + | 1463 20000 | ÷ | ( | 77 200 | − | X | ) | = | 0 |
9599 5000 | − | 71 50 | X | + | 49 1000 | ÷ | ( | 49 100 | − | X | ) | × | ( | 289 100 | − | X | ) | ( | 47 50 | − | X | ) | + | 1463 20000 | ÷ | ( | 77 200 | − | X | ) | × | ( | 289 100 | − | X | ) | ( | 47 50 | − | X | ) | = | 0 |
| 方程两边同时乘以: | ( | 49 100 | − | X | ) |
9599 5000 | ( | 49 100 | − | X | ) | − | 71 50 | X | ( | 49 100 | − | X | ) | + | 49 1000 | ( | 289 100 | − | X | ) | ( | 47 50 | − | X | ) | + | 1463 20000 | ÷ | ( | 77 200 | − | X | ) | × | ( | 289 100 | − | X | ) | ( | 47 50 | − | X | ) | = | 0 |
9599 5000 | × | 49 100 | − | 9599 5000 | X | − | 71 50 | X | ( | 49 100 | − | X | ) | + | 49 1000 | ( | 289 100 | − | X | ) | ( | 47 50 | − | X | ) | + | 1463 20000 | ÷ | ( | 77 200 | − | X | ) | = | 0 |
470351 500000 | − | 9599 5000 | X | − | 71 50 | X | ( | 49 100 | − | X | ) | + | 49 1000 | ( | 289 100 | − | X | ) | ( | 47 50 | − | X | ) | + | 1463 20000 | ÷ | ( | 77 200 | − | X | ) | × | ( | 289 100 | − | X | ) | = | 0 |
| 方程两边同时乘以: | ( | 77 200 | − | X | ) |
470351 500000 | ( | 77 200 | − | X | ) | − | 9599 5000 | X | ( | 77 200 | − | X | ) | − | 71 50 | X | ( | 49 100 | − | X | ) | ( | 77 200 | − | X | ) | + | 49 1000 | ( | 289 100 | − | X | ) | ( | 47 50 | − | X | ) | = | 0 |
470351 500000 | × | 77 200 | − | 470351 500000 | X | − | 9599 5000 | X | ( | 77 200 | − | X | ) | − | 71 50 | X | ( | 49 100 | − | X | ) | ( | 77 200 | − | X | ) | + | 49 1000 | = | 0 |
36217027 100000000 | − | 470351 500000 | X | − | 9599 5000 | X | ( | 77 200 | − | X | ) | − | 71 50 | X | ( | 49 100 | − | X | ) | ( | 77 200 | − | X | ) | + | 49 1000 | ( | 289 100 | − | X | ) | = | 0 |
36217027 100000000 | − | 470351 500000 | X | − | 9599 5000 | X | × | 77 200 | + | 9599 5000 | X | X | − | 71 50 | X | ( | 49 100 | − | X | ) | = | 0 |
36217027 100000000 | − | 470351 500000 | X | − | 739123 1000000 | X | + | 9599 5000 | X | X | − | 71 50 | X | ( | 49 100 | − | X | ) | ( | 77 200 | − | X | ) | = | 0 |