| ( | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) | ÷ | 4 | − | X | ) | ÷ | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) | ÷ | 4 | × | 1 4 | = | ( | X | − | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | ÷ | 4 | ) | ÷ | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | ÷ | 4 | × | 1 2 |
| 方程两边同时乘以: | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) | , | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) |
| ( | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) | ÷ | 4 | − | X | ) | ÷ | 4 | × | 1 4 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | = | ( | X | − | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | ÷ | 4 | ) | ÷ | 4 | × | 1 2 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) |
| ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) | ÷ | 4 | ÷ | 4 | × | 1 4 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X | ÷ | 4 | × | 1 4 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | = | ( | X | − | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | ÷ | 4 | ) | ÷ | 4 | × | 1 2 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) |
| ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) | ÷ | 4 | ÷ | 4 | × | 1 4 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X | ÷ | 4 | × | 1 4 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | = | X | ÷ | 4 | × | 1 2 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) | − | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | ÷ | 4 | ÷ | 4 | × | 1 2 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) |
| ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) | × | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X | × | 1 16 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | = | X | × | 1 8 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) | − | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | × | 1 32 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) |
100 100 | ( | 4 | − | 1 | ) | × | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | + | X | × | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X | × | 1 16 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | = | X | × | 1 8 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) | − | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | × | 1 32 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) |
100 100 | ( | 4 | − | 1 | ) | × | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | + | X | × | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X | × | 1 16 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | = | X | × | 1 8 | × | 100 100 | ( | 4 | − | 1 | ) | + | X | × | 1 8 | X | − | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | × | 1 32 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) |
1 64 | ( | 4 | − | 1 | ) | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | + | X | × | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X | × | 1 16 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | = | X | × | 1 8 | ( | 4 | − | 1 | ) | + | X | × | 1 8 | X | − | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | × | 1 32 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) |
1 64 | × | 4 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | − | 1 64 | × | 1 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | + | X | × | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X | × | 1 16 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | = | X | × | 1 8 | ( | 4 | − | 1 | ) | + | X | × | 1 8 | X | − | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | × | 1 32 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) |
1 64 | × | 4 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | − | 1 64 | × | 1 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | + | X | × | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X | × | 1 16 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | = | X | × | 1 8 | × | 4 | − | X | × | 1 8 | × | 1 | + | X | × | 1 8 | X | − | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | × | 1 32 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) |
1 16 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | − | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | + | X | × | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X | × | 1 16 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | = | X | × | 1 2 | − | X | × | 1 8 | + | X | × | 1 8 | X | − | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | × | 1 32 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) |
1 16 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | − | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | + | X | × | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X | × | 1 16 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | = | 3 8 | X | + | X | × | 1 8 | X | − | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | × | 1 32 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) |
1 16 | × | 85 100 | ( | 4 | − | 1 | ) | + | 1 16 | X | − | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | + | X | × | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X | × | 1 16 | = | 3 8 | X | + | X | × | 1 8 | X | − | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | × | 1 32 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) |
1 16 | × | 85 100 | ( | 4 | − | 1 | ) | + | 1 16 | X | − | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | + | X | × | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X | × | 1 16 | = | 3 8 | X | + | X | × | 1 8 | X | − | 85 100 | ( | 4 | − | 1 | ) | × | 1 32 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X | × | 1 32 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) |
17 320 | ( | 4 | − | 1 | ) | + | 1 16 | X | − | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | + | X | × | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X | × | 1 16 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | = | 3 8 | X | + | X | × | 1 8 | X | − | 17 640 | ( | 4 | − | 1 | ) | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X | × | 1 32 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) |
17 320 | × | 4 | − | 17 320 | × | 1 | + | 1 16 | X | − | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | + | X | × | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X | = | 3 8 | X | + | X | × | 1 8 | X | − | 17 640 | ( | 4 | − | 1 | ) | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X | × | 1 32 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) |
17 320 | × | 4 | − | 17 320 | × | 1 | + | 1 16 | X | − | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | + | X | × | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X | = | 3 8 | X | + | X | × | 1 8 | X | − | 17 640 | × | 4 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) | + | 17 640 | × | 1 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X |
17 80 | − | 17 320 | + | 1 16 | X | − | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | + | X | × | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X | × | 1 16 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | = | 3 8 | X | + | X | × | 1 8 | X | − | 17 160 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) | + | 17 640 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X | × | 1 32 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) |
51 320 | + | 1 16 | X | − | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | + | X | × | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X | × | 1 16 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | = | 3 8 | X | + | X | × | 1 8 | X | − | 17 160 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) | + | 17 640 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X | × | 1 32 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) |
51 320 | + | 1 16 | X | − | 1 64 | × | 85 100 | ( | 4 | − | 1 | ) | − | 1 64 | X | + | X | × | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X | = | 3 8 | X | + | X | × | 1 8 | X | − | 17 160 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) | + | 17 640 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X | × | 1 32 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) |
51 320 | + | 1 16 | X | − | 1 64 | × | 85 100 | ( | 4 | − | 1 | ) | − | 1 64 | X | + | X | × | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X | = | 3 8 | X | + | X | × | 1 8 | X | − | 17 160 | × | 100 100 | ( | 4 | − | 1 | ) | − | 17 160 | X | + | 17 640 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) |
51 320 | + | 1 16 | X | − | 17 1280 | ( | 4 | − | 1 | ) | − | 1 64 | X | + | X | × | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X | × | 1 16 | = | 3 8 | X | + | X | × | 1 8 | X | − | 17 160 | ( | 4 | − | 1 | ) | − | 17 160 | X | + | 17 640 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X |
51 320 | + | 3 64 | X | − | 17 1280 | ( | 4 | − | 1 | ) | + | X | × | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X | × | 1 16 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | = | 43 160 | X | + | X | × | 1 8 | X | − | 17 160 | ( | 4 | − | 1 | ) | + | 17 640 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X | × | 1 32 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) |
51 320 | + | 3 64 | X | − | 17 1280 | × | 4 | + | 17 1280 | × | 1 | + | X | × | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X | × | 1 16 | = | 43 160 | X | + | X | × | 1 8 | X | − | 17 160 | ( | 4 | − | 1 | ) | + | 17 640 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X | × | 1 32 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) |
51 320 | + | 3 64 | X | − | 17 1280 | × | 4 | + | 17 1280 | × | 1 | + | X | × | 1 64 | ( | 85 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X | × | 1 16 | = | 43 160 | X | + | X | × | 1 8 | X | − | 17 160 | × | 4 | + | 17 160 | × | 1 | + | 17 640 | ( | 100 100 | ( | 4 | − | 1 | ) | + | X | ) | − | X |