97 100 | = | 107 50 | x | ÷ | ( | 1 | + | 57 50 | x | ) |
| 方程两边同时乘以: | ( | 1 | + | 57 50 | x | ) |
97 100 | ( | 1 | + | 57 50 | x | ) | = | 107 50 | x |
97 100 | × | 1 | + | 97 100 | × | 57 50 | x | = | 107 50 | x |
97 100 | + | 5529 5000 | x | = | 107 50 | x |
5529 5000 | x | − | 107 50 | x | = | - | 97 100 |
| - | 5171 5000 | x | = | - | 97 100 |
97 100 | = | 5171 5000 | x |
5171 5000 | x | = | 97 100 |
| x | = | 97 100 | ÷ | 5171 5000 |
| = | 97 100 | × | 5000 5171 |
| = | 97 | × | 50 5171 |
| x | = | 4850 5171 |
| x | = | 0.937923 |