( | 2000 | ÷ | x | + | 1 | ) | × | 2 | − | 100 | = | ( | 2000 | ÷ | ( | x | + | 1 | ) | + | 1 | ) | × | 2 | + | 100 |
2000 | ÷ | x | × | 2 | + | 1 | × | 2 | − | 100 | = | ( | 2000 | ÷ | ( | x | + | 1 | ) | + | 1 | ) | × | 2 | + | 100 |
2000 | ÷ | x | × | 2 | + | 1 | × | 2 | − | 100 | = | 2000 | ÷ | ( | x | + | 1 | ) | × | 2 | + | 1 | × | 2 | + | 100 |
4000 | ÷ | x | + | 2 | − | 100 | = | 4000 | ÷ | ( | x | + | 1 | ) | + | 2 | + | 100 |
4000 | ÷ | x | − | 98 | = | 4000 | ÷ | ( | x | + | 1 | ) | + | 102 |
方程两边同时乘以: | x | , | ( | x | + | 1 | ) |
4000 | ( | x | + | 1 | ) | − | 98 | x | ( | x | + | 1 | ) | = | 4000 | x | + | 102 | x | ( | x | + | 1 | ) |
4000 | x | + | 4000 | × | 1 | − | 98 | x | ( | x | + | 1 | ) | = | 4000 | x | + | 102 | x | ( | x | + | 1 | ) |
4000 | x | + | 4000 | × | 1 | − | 98 | x | ( | x | + | 1 | ) | = | 4000 | x | + | 102 | x | x | + | 102 | x | × | 1 |
4000 | x | + | 4000 | − | 98 | x | ( | x | + | 1 | ) | = | 4000 | x | + | 102 | x | x | + | 102 | x |
4000 | x | + | 4000 | − | 98 | x | ( | x | + | 1 | ) | = | 4102 | x | + | 102 | x | x |
4000 | x | + | 4000 | − | 98 | x | x | − | 98 | x | × | 1 | = | 4102 | x | + | 102 | x | x |
4000 | x | + | 4000 | − | 98 | x | x | − | 98 | x | = | 4102 | x | + | 102 | x | x |
3902 | x | + | 4000 | − | 98 | x | x | = | 4102 | x | + | 102 | x | x |