157 100 | = | 87 50 | x | ÷ | ( | 1 | + | 37 50 | x | ) |
方程两边同时乘以: | ( | 1 | + | 37 50 | x | ) |
157 100 | ( | 1 | + | 37 50 | x | ) | = | 87 50 | x |
157 100 | × | 1 | + | 157 100 | × | 37 50 | x | = | 87 50 | x |
157 100 | + | 5809 5000 | x | = | 87 50 | x |
5809 5000 | x | − | 87 50 | x | = | - | 157 100 |
- | 2891 5000 | x | = | - | 157 100 |
157 100 | = | 2891 5000 | x |
2891 5000 | x | = | 157 100 |
x | = | 157 100 | ÷ | 2891 5000 |
= | 157 100 | × | 5000 2891 |
= | 157 | × | 50 2891 |
x | = | 7850 2891 |
x | = | 2.715323 |