| ( | 2041 250 | × | 1 20 | ) | ÷ | ( | 2041 250 | − | x | ) | + | ( | 2321 1000 | × | 7 20 | ) | ÷ | ( | 2321 1000 | − | x | ) | + | ( | 111 100 | × | 3 20 | ) | ÷ | ( | 111 100 | − | x | ) | + | ( | 1 | × | 1 5 | ) | ÷ | ( | 1 | − | x | ) | + | ( | 563 1000 | × | 1 10 | ) | ÷ | ( | 563 1000 | − | x | ) | + | ( | 453 1000 | × | 3 20 | ) | ÷ | ( | 453 1000 | − | x | ) | = | 0 |
| 方程两边同时乘以: | ( | 2041 250 | − | x | ) |
| ( | 2041 250 | × | 1 20 | ) | + | ( | 2321 1000 | × | 7 20 | ) | ÷ | ( | 2321 1000 | − | x | ) | × | ( | 2041 250 | − | x | ) | + | ( | 111 100 | × | 3 20 | ) | ÷ | ( | 111 100 | − | x | ) | × | ( | 2041 250 | − | x | ) | + | ( | 1 | × | 1 5 | ) | ÷ | ( | 1 | − | x | ) | × | ( | 2041 250 | − | x | ) | + | ( | 563 1000 | × | 1 10 | ) | ÷ | ( | 563 1000 | − | x | ) | = | 0 |
2041 250 | × | 1 20 | + | ( | 2321 1000 | × | 7 20 | ) | ÷ | ( | 2321 1000 | − | x | ) | × | ( | 2041 250 | − | x | ) | + | ( | 111 100 | × | 3 20 | ) | ÷ | ( | 111 100 | − | x | ) | × | ( | 2041 250 | − | x | ) | + | ( | 1 | × | 1 5 | ) | ÷ | ( | 1 | − | x | ) | × | ( | 2041 250 | − | x | ) | + | ( | 563 1000 | × | 1 10 | ) | = | 0 |
2041 5000 | + | ( | 2321 1000 | × | 7 20 | ) | ÷ | ( | 2321 1000 | − | x | ) | × | ( | 2041 250 | − | x | ) | + | ( | 111 100 | × | 3 20 | ) | ÷ | ( | 111 100 | − | x | ) | × | ( | 2041 250 | − | x | ) | + | ( | 1 | × | 1 5 | ) | ÷ | ( | 1 | − | x | ) | × | ( | 2041 250 | − | x | ) | + | ( | 563 1000 | × | 1 10 | ) | ÷ | ( | 563 1000 | − | x | ) | = | 0 |
| 方程两边同时乘以: | ( | 2321 1000 | − | x | ) |
2041 5000 | ( | 2321 1000 | − | x | ) | + | ( | 2321 1000 | × | 7 20 | ) | ( | 2041 250 | − | x | ) | + | ( | 111 100 | × | 3 20 | ) | ÷ | ( | 111 100 | − | x | ) | × | ( | 2041 250 | − | x | ) | ( | 2321 1000 | − | x | ) | + | ( | 1 | × | 1 5 | ) | ÷ | ( | 1 | − | x | ) | × | ( | 2041 250 | − | x | ) | ( | 2321 1000 | − | x | ) | = | 0 |
2041 5000 | × | 2321 1000 | − | 2041 5000 | x | + | ( | 2321 1000 | × | 7 20 | ) | ( | 2041 250 | − | x | ) | + | ( | 111 100 | × | 3 20 | ) | ÷ | ( | 111 100 | − | x | ) | × | ( | 2041 250 | − | x | ) | ( | 2321 1000 | − | x | ) | + | ( | 1 | × | 1 5 | ) | ÷ | ( | 1 | − | x | ) | = | 0 |
4737161 5000000 | − | 2041 5000 | x | + | ( | 2321 1000 | × | 7 20 | ) | ( | 2041 250 | − | x | ) | + | ( | 111 100 | × | 3 20 | ) | ÷ | ( | 111 100 | − | x | ) | × | ( | 2041 250 | − | x | ) | ( | 2321 1000 | − | x | ) | + | ( | 1 | × | 1 5 | ) | ÷ | ( | 1 | − | x | ) | × | ( | 2041 250 | − | x | ) | = | 0 |
| 方程两边同时乘以: | ( | 111 100 | − | x | ) |
4737161 5000000 | ( | 111 100 | − | x | ) | − | 2041 5000 | x | ( | 111 100 | − | x | ) | + | ( | 2321 1000 | × | 7 20 | ) | ( | 2041 250 | − | x | ) | ( | 111 100 | − | x | ) | + | ( | 111 100 | × | 3 20 | ) | ( | 2041 250 | − | x | ) | ( | 2321 1000 | − | x | ) | + | ( | 1 | × | 1 5 | ) | = | 0 |
4737161 5000000 | × | 111 100 | − | 4737161 5000000 | x | − | 2041 5000 | x | ( | 111 100 | − | x | ) | + | ( | 2321 1000 | × | 7 20 | ) | ( | 2041 250 | − | x | ) | ( | 111 100 | − | x | ) | + | ( | 111 100 | × | 3 20 | ) | ( | 2041 250 | − | x | ) | = | 0 |
525824871 500000000 | − | 4737161 5000000 | x | − | 2041 5000 | x | ( | 111 100 | − | x | ) | + | ( | 2321 1000 | × | 7 20 | ) | ( | 2041 250 | − | x | ) | ( | 111 100 | − | x | ) | + | ( | 111 100 | × | 3 20 | ) | ( | 2041 250 | − | x | ) | ( | 2321 1000 | − | x | ) | = | 0 |
| 方程两边同时乘以: | ( | 1 | − | x | ) |
525824871 500000000 | ( | 1 | − | x | ) | − | 4737161 5000000 | x | ( | 1 | − | x | ) | − | 2041 5000 | x | ( | 111 100 | − | x | ) | ( | 1 | − | x | ) | + | ( | 2321 1000 | × | 7 20 | ) | ( | 2041 250 | − | x | ) | ( | 111 100 | − | x | ) | = | 0 |
525824871 500000000 | × | 1 | − | 525824871 500000000 | x | − | 4737161 5000000 | x | ( | 1 | − | x | ) | − | 2041 5000 | x | ( | 111 100 | − | x | ) | ( | 1 | − | x | ) | + | ( | 2321 1000 | × | 7 20 | ) | = | 0 |
525824871 500000000 | − | 525824871 500000000 | x | − | 4737161 5000000 | x | ( | 1 | − | x | ) | − | 2041 5000 | x | ( | 111 100 | − | x | ) | ( | 1 | − | x | ) | + | ( | 2321 1000 | × | 7 20 | ) | ( | 2041 250 | − | x | ) | = | 0 |
| 方程两边同时乘以: | ( | 563 1000 | − | x | ) |
525824871 500000000 | ( | 563 1000 | − | x | ) | − | 525824871 500000000 | x | ( | 563 1000 | − | x | ) | − | 4737161 5000000 | x | ( | 1 | − | x | ) | ( | 563 1000 | − | x | ) | − | 2041 5000 | x | ( | 111 100 | − | x | ) | = | 0 |
525824871 500000000 | × | 563 1000 | − | 525824871 500000000 | x | − | 525824871 500000000 | x | ( | 563 1000 | − | x | ) | − | 4737161 5000000 | x | ( | 1 | − | x | ) | ( | 563 1000 | − | x | ) | − | 2041 5000 | = | 0 |