| 23 | ÷ | ( | 12 | × | 4 | + | 5 | + | 16 | × | 5 | + | 23 | ) | × | 117 20 | = | 23 | ÷ | ( | 23 | + | 71 2 | ) | × | 117 20 | − | x |
| 方程两边同时乘以: | ( | 12 | × | 4 | + | 5 | + | 16 | × | 5 | + | 23 | ) | , | ( | 23 | + | 71 2 | ) |
| 23 | × | 117 20 | ( | 23 | + | 71 2 | ) | = | 23 | × | 117 20 | ( | 12 | × | 4 | + | 5 | + | 16 | × | 5 | + | 23 | ) | − | x | ( | 12 | × | 4 | + | 5 | + | 16 | × | 5 | + | 23 | ) | ( | 23 | + | 71 2 | ) |
| 23 | × | 117 20 | × | 23 | + | 23 | × | 117 20 | × | 71 2 | = | 23 | × | 117 20 | ( | 12 | × | 4 | + | 5 | + | 16 | × | 5 | + | 23 | ) | − | x | ( | 12 | × | 4 | + | 5 | + | 16 | × | 5 | + | 23 | ) | ( | 23 | + | 71 2 | ) |
| 23 | × | 117 20 | × | 23 | + | 23 | × | 117 20 | × | 71 2 | = | 23 | × | 117 20 | × | 12 | × | 4 | + | 23 | × | 117 20 | × | 5 | + | 23 | × | 117 20 | × | 16 | × | 5 | + | 23 |
61893 20 | + | 191061 40 | = | 32292 5 | + | 2691 4 | + | 10764 | + | 61893 20 | − | x | ( | 12 | × | 4 | + | 5 | + | 16 | × | 5 | + | 23 | ) | ( | 23 | + | 71 2 | ) |
314847 40 | = | 104949 5 | − | x | ( | 12 | × | 4 | + | 5 | + | 16 | × | 5 | + | 23 | ) | ( | 23 | + | 71 2 | ) |
314847 40 | = | 104949 5 | − | x | × | 12 | × | 4 | ( | 23 | + | 71 2 | ) | − | x | × | 5 | ( | 23 | + | 71 2 | ) | − | x | × | 16 | × | 5 | ( | 23 | + | 71 2 | ) |
314847 40 | = | 104949 5 | − | x | × | 48 | ( | 23 | + | 71 2 | ) | − | x | × | 5 | ( | 23 | + | 71 2 | ) | − | x | × | 80 | ( | 23 | + | 71 2 | ) | − | x | × | 23 |
314847 40 | = | 104949 5 | − | x | × | 48 | × | 23 | − | x | × | 48 | × | 71 2 | − | x | × | 5 | ( | 23 | + | 71 2 | ) | − | x | × | 80 |
314847 40 | = | 104949 5 | − | x | × | 1104 | − | x | × | 1704 | − | x | × | 5 | ( | 23 | + | 71 2 | ) | − | x | × | 80 | ( | 23 | + | 71 2 | ) | − | x |
314847 40 | = | 104949 5 | − | 2808 | x | − | x | × | 5 | ( | 23 | + | 71 2 | ) | − | x | × | 80 | ( | 23 | + | 71 2 | ) | − | x | × | 23 | ( | 23 | + | 71 2 | ) |
314847 40 | = | 104949 5 | − | 2808 | x | − | x | × | 5 | × | 23 | − | x | × | 5 | × | 71 2 | − | x | × | 80 | ( | 23 | + | 71 2 | ) |
314847 40 | = | 104949 5 | − | 2808 | x | − | x | × | 115 | − | x | × | 355 2 | − | x | × | 80 | ( | 23 | + | 71 2 | ) | − | x | × | 23 |
314847 40 | = | 104949 5 | − | 6201 2 | x | − | x | × | 80 | ( | 23 | + | 71 2 | ) | − | x | × | 23 | ( | 23 | + | 71 2 | ) |
314847 40 | = | 104949 5 | − | 6201 2 | x | − | x | × | 80 | × | 23 | − | x | × | 80 | × | 71 2 | − | x | × | 23 | ( | 23 | + | 71 2 | ) |
314847 40 | = | 104949 5 | − | 6201 2 | x | − | x | × | 1840 | − | x | × | 2840 | − | x | × | 23 | ( | 23 | + | 71 2 | ) |
314847 40 | = | 104949 5 | − | 15561 2 | x | − | x | × | 23 | ( | 23 | + | 71 2 | ) |
314847 40 | = | 104949 5 | − | 15561 2 | x | − | x | × | 23 | × | 23 | − | x | × | 23 | × | 71 2 |
314847 40 | = | 104949 5 | − | 15561 2 | x | − | x | × | 529 | − | x | × | 1633 2 |
314847 40 | = | 104949 5 | − | 9126 | x |
| 9126 | x | = | 104949 5 | − | 314847 40 |
| 9126 | x | = | 104949 8 |
| x | = | 104949 8 | ÷ | 9126 |
| = | 104949 8 | × | 1 9126 |
| = | 23 8 | × | 1 2 |
| x | = | 23 16 |
| x | = | 1.4375 |