14 | ÷ | x | − | 12 | ÷ | ( | x | − | 2 | ) | = | 3 100 |
方程两边同时乘以: | x |
14 | − | 12 | ÷ | ( | x | − | 2 | ) | × | x | = | 3 100 | x |
方程两边同时乘以: | ( | x | − | 2 | ) |
14 | ( | x | − | 2 | ) | − | 12 | x | = | 3 100 | x | ( | x | − | 2 | ) |
14 | x | − | 14 | × | 2 | − | 12 | x | = | 3 100 | x | ( | x | − | 2 | ) |
14 | x | − | 14 | × | 2 | − | 12 | x | = | 3 100 | x | x | − | 3 100 | x | × | 2 |
14 | x | − | 28 | − | 12 | x | = | 3 100 | x | x | − | 3 50 | x |
2 | x | − | 28 | = | 3 100 | x | x | − | 3 50 | x |
x1= | 56 3 |
x2=50 |