| ( | 2 | + | 3 2 | x | ) | x | = | 23 20 | × | 2 | ( | 811 500 | + | 327 500 | − | x | ) | ( | 59 25 | + | 3 2 | ( | 811 500 | + | 327 500 | − | x | ) | ) |
| 方程左边 = | 2 | x | + | 3 2 | x | x |
| 2 | x | + | 3 2 | x | x | = | 23 20 | × | 2 | ( | 811 500 | + | 327 500 | − | x | ) | ( | 59 25 | + | 3 2 | ( | 811 500 | + | 327 500 | − | x | ) | ) |
| 方程右边 = | 23 10 | ( | 811 500 | + | 327 500 | − | x | ) | ( | 59 25 | + | 3 2 | ( | 811 500 | + | 327 500 | − | x | ) | ) |
| 2 | x | + | 3 2 | x | x | = | 23 10 | ( | 811 500 | + | 327 500 | − | x | ) | ( | 59 25 | + | 3 2 | ( | 811 500 | + | 327 500 | − | x | ) | ) |
| 方程右边 = | 23 10 | × | 811 500 | ( | 59 25 | + | 3 2 | ( | 811 500 | + | 327 500 | − | x | ) | ) | + | 23 10 | × | 327 500 | ( | 59 25 | + | 3 2 | ( | 811 500 | + | 327 500 | − | x | ) | ) | − | 23 10 | x | ( | 59 25 | + | 3 2 | ( | 811 500 | + | 327 500 | − | x | ) | ) |
| = | 18653 5000 | ( | 59 25 | + | 3 2 | ( | 811 500 | + | 327 500 | − | x | ) | ) | + | 7521 5000 | ( | 59 25 | + | 3 2 | ( | 811 500 | + | 327 500 | − | x | ) | ) | − | 23 10 | x | ( | 59 25 | + | 3 2 | ( | 811 500 | + | 327 500 | − | x | ) | ) |
| = | 18653 5000 | × | 59 25 | + | 18653 5000 | × | 3 2 | ( | 811 500 | + | 327 500 | − | x | ) | + | 7521 5000 | ( | 59 25 | + | 3 2 | ( | 811 500 | + | 327 500 | − | x | ) | ) | − | 23 10 | x | ( | 59 25 | + | 3 2 | ( | 811 500 | + | 327 500 | − | x | ) | ) |
| = | 1100527 125000 | + | 55959 10000 | ( | 811 500 | + | 327 500 | − | x | ) | + | 7521 5000 | ( | 59 25 | + | 3 2 | ( | 811 500 | + | 327 500 | − | x | ) | ) | − | 23 10 | x | ( | 59 25 | + | 3 2 | ( | 811 500 | + | 327 500 | − | x | ) | ) |
| = | 1100527 125000 | + | 55959 10000 | × | 811 500 | + | 55959 10000 | × | 327 500 | − | 55959 10000 | x | + | 7521 5000 | ( | 59 25 | + | 3 2 | ( | 811 500 | + | 327 500 | − | x | ) | ) | − | 23 10 | x | ( | 59 25 | + | 3 2 | ( | 811 500 | + | 327 500 | − | x | ) | ) |
| = | 1100527 125000 | + | 45382749 5000000 | + | 18298593 5000000 | − | 55959 10000 | x | + | 7521 5000 | ( | 59 25 | + | 3 2 | ( | 811 500 | + | 327 500 | − | x | ) | ) | − | 23 10 | x | ( | 59 25 | + | 3 2 | ( | 811 500 | + | 327 500 | − | x | ) | ) |