| ( | 229 100 | x | ) | ÷ | ( | 1 | + | 129 100 | x | ) | = | ( | 91 100 | x | ) | ÷ | ( | - | 9 100 | ) | + | ( | 11 25 | ) | ÷ | ( | 9 100 | ) |
| 方程两边同时乘以: | ( | 1 | + | 129 100 | x | ) | , | ( | - | 9 100 | ) |
| ( | 229 100 | x | ) | ( | - | 9 100 | ) | = | ( | 91 100 | x | ) | ( | 1 | + | 129 100 | x | ) | + | ( | 11 25 | ) | ÷ | ( | 9 100 | ) | × | ( | 1 | + | 129 100 | x | ) | ( | - | 9 100 | ) |
229 100 | x | ( | - | 9 100 | ) | = | ( | 91 100 | x | ) | ( | 1 | + | 129 100 | x | ) | + | ( | 11 25 | ) | ÷ | ( | 9 100 | ) | × | ( | 1 | + | 129 100 | x | ) | ( | - | 9 100 | ) |
229 100 | x | ( | - | 9 100 | ) | = | 91 100 | x | ( | 1 | + | 129 100 | x | ) | + | ( | 11 25 | ) | ÷ | ( | 9 100 | ) | × | ( | 1 | + | 129 100 | x | ) | ( | - | 9 100 | ) |
| 方程两边同时乘以: | ( | 9 100 | ) |
229 100 | x | ( | - | 9 100 | ) | ( | 9 100 | ) | = | 91 100 | x | ( | 1 | + | 129 100 | x | ) | ( | 9 100 | ) | + | ( | 11 25 | ) | ( | 1 | + | 129 100 | x | ) | ( | - | 9 100 | ) |
| - | 229 100 | x | × | 9 100 | ( | 9 100 | ) | = | 91 100 | x | ( | 1 | + | 129 100 | x | ) | ( | 9 100 | ) | + | ( | 11 25 | ) | ( | 1 | + | 129 100 | x | ) | ( | - | 9 100 | ) |
| - | 229 100 | x | × | 9 100 | ( | 9 100 | ) | = | 91 100 | x | × | 1 | ( | 9 100 | ) | + | 91 100 | x | × | 129 100 | x | ( | 9 100 | ) | + | ( | 11 25 | ) | ( | 1 | + | 129 100 | x | ) | ( | - | 9 100 | ) |
| - | 2061 10000 | x | ( | 9 100 | ) | = | 91 100 | x | ( | 9 100 | ) | + | 11739 10000 | x | x | ( | 9 100 | ) | + | ( | 11 25 | ) | ( | 1 | + | 129 100 | x | ) | ( | - | 9 100 | ) |
| - | 2061 10000 | x | × | 9 100 | = | 91 100 | x | ( | 9 100 | ) | + | 11739 10000 | x | x | ( | 9 100 | ) | + | ( | 11 25 | ) | ( | 1 | + | 129 100 | x | ) | ( | - | 9 100 | ) |
| - | 2061 10000 | x | × | 9 100 | = | 91 100 | x | × | 9 100 | + | 11739 10000 | x | x | ( | 9 100 | ) | + | ( | 11 25 | ) | ( | 1 | + | 129 100 | x | ) | ( | - | 9 100 | ) |
| - | 18549 1000000 | x | = | 819 10000 | x | + | 11739 10000 | x | x | ( | 9 100 | ) | + | ( | 11 25 | ) | ( | 1 | + | 129 100 | x | ) | ( | - | 9 100 | ) |
| - | 18549 1000000 | x | = | 819 10000 | x | + | 11739 10000 | x | x | × | 9 100 | + | ( | 11 25 | ) | ( | 1 | + | 129 100 | x | ) | ( | - | 9 100 | ) |
| - | 18549 1000000 | x | = | 819 10000 | x | + | 105651 1000000 | x | x | + | ( | 11 25 | ) | ( | 1 | + | 129 100 | x | ) | ( | - | 9 100 | ) |
| - | 18549 1000000 | x | = | 819 10000 | x | + | 105651 1000000 | x | x | + | 11 25 | ( | 1 | + | 129 100 | x | ) | ( | - | 9 100 | ) |
| - | 18549 1000000 | x | = | 819 10000 | x | + | 105651 1000000 | x | x | + | 11 25 | × | 1 | ( | - | 9 100 | ) | + | 11 25 | × | 129 100 | x | ( | - | 9 100 | ) |
| - | 18549 1000000 | x | = | 819 10000 | x | + | 105651 1000000 | x | x | + | 11 25 | ( | - | 9 100 | ) | + | 1419 2500 | x | ( | - | 9 100 | ) |
| - | 18549 1000000 | x | = | 819 10000 | x | + | 105651 1000000 | x | x | − | 11 25 | × | 9 100 | + | 1419 2500 | x | ( | - | 9 100 | ) |
| - | 18549 1000000 | x | = | 819 10000 | x | + | 105651 1000000 | x | x | − | 99 2500 | + | 1419 2500 | x | ( | - | 9 100 | ) |
| - | 18549 1000000 | x | = | 819 10000 | x | + | 105651 1000000 | x | x | − | 99 2500 | − | 1419 2500 | x | × | 9 100 |
| - | 18549 1000000 | x | = | 819 10000 | x | + | 105651 1000000 | x | x | − | 99 2500 | − | 12771 250000 | x |
| - | 18549 1000000 | x | = | 963 31250 | x | + | 105651 1000000 | x | x | − | 99 2500 |
| x1=0 |