11 100 | = | 3 5 | ( | 1 | + | X | ) | ÷ | 12 | × | ( | 1 | − | 6 100 | ) | + | X |
| 方程右边 = | 1 20 | ( | 1 | + | X | ) | ( | 1 | − | 6 100 | ) | + | X |
11 100 | = | 1 20 | ( | 1 | + | X | ) | ( | 1 | − | 6 100 | ) | + | X |
| 方程右边 = | 1 20 | × | 1 | ( | 1 | − | 6 100 | ) | + | 1 20 | X | ( | 1 | − | 6 100 | ) | + | X |
| = | 1 20 | ( | 1 | − | 6 100 | ) | + | 1 20 | X | ( | 1 | − | 6 100 | ) | + | X |
| = | 1 20 | × | 1 | − | 1 20 | × | 6 100 | + | 1 20 | X | ( | 1 | − | 6 100 | ) | + | X |
| = | 1 20 | − | 3 1000 | + | 1 20 | X | ( | 1 | − | 6 100 | ) | + | X |
| = | 47 1000 | + | 1 20 | X | ( | 1 | − | 6 100 | ) | + | X |
| = | 47 1000 | + | 1 20 | X | × | 1 | − | 1 20 | X | × | 6 100 | + | X |
| = | 47 1000 | + | 1 20 | X | − | 3 1000 | X | + | X |
| = | 47 1000 | + | 1047 1000 | X |
11 100 | = | 47 1000 | + | 1047 1000 | X |
| - | 1047 1000 | X | = | 47 1000 | − | 11 100 |
| - | 1047 1000 | X | = | - | 63 1000 |
63 1000 | = | 1047 1000 | X |
1047 1000 | X | = | 63 1000 |
| X | = | 63 1000 | ÷ | 1047 1000 |
| = | 63 1000 | × | 1000 1047 |
| = | 21 | × | 1 349 |
| X | = | 21 349 |
| X | = | 0.060172 |