| - | 2137338 25 | + | 1481521 20 | ÷ | ( | 1 | + | x | ) | + | 70237 2 | ÷ | ( | 1 | + | x | ) | ÷ | ( | 1 | + | x | ) | = | 0 |
| 方程两边同时乘以: | ( | 1 | + | x | ) |
| - | 2137338 25 | ( | 1 | + | x | ) | + | 1481521 20 | + | 70237 2 | ÷ | ( | 1 | + | x | ) | = | 0 |
| - | 2137338 25 | × | 1 | − | 2137338 25 | x | + | 1481521 20 | + | 70237 2 | ÷ | ( | 1 | + | x | ) | = | 0 |
| - | 2137338 25 | − | 2137338 25 | x | + | 1481521 20 | + | 70237 2 | ÷ | ( | 1 | + | x | ) | = | 0 |
| - | 1141747 100 | − | 2137338 25 | x | + | 70237 2 | ÷ | ( | 1 | + | x | ) | = | 0 |
| 方程两边同时乘以: | ( | 1 | + | x | ) |
| - | 1141747 100 | ( | 1 | + | x | ) | − | 2137338 25 | x | ( | 1 | + | x | ) | + | 70237 2 | = | 0 |
| - | 1141747 100 | × | 1 | − | 1141747 100 | x | − | 2137338 25 | x | ( | 1 | + | x | ) | + | 70237 2 | = | 0 |
| - | 1141747 100 | − | 1141747 100 | x | − | 2137338 25 | x | ( | 1 | + | x | ) | + | 70237 2 | = | 0 |
2370103 100 | − | 1141747 100 | x | − | 2137338 25 | x | ( | 1 | + | x | ) | = | 0 |
2370103 100 | − | 1141747 100 | x | − | 2137338 25 | x | × | 1 | − | 2137338 25 | x | x | = | 0 |
2370103 100 | − | 1141747 100 | x | − | 2137338 25 | x | − | 2137338 25 | x | x | = | 0 |
2370103 100 | − | 9691099 100 | x | − | 2137338 25 | x | x | = | 0 |