487 1250 | = | x | ÷ | ( | 100 | + | x | ) |
方程两边同时乘以: | ( | 100 | + | x | ) |
487 1250 | ( | 100 | + | x | ) | = | x |
487 1250 | × | 100 | + | 487 1250 | x | = | x |
974 25 | + | 487 1250 | x | = | x |
487 1250 | x | − | x | = | - | 974 25 |
- | 763 1250 | x | = | - | 974 25 |
974 25 | = | 763 1250 | x |
763 1250 | x | = | 974 25 |
x | = | 974 25 | ÷ | 763 1250 |
= | 974 25 | × | 1250 763 |
= | 974 | × | 50 763 |
x | = | 48700 763 |
x | = | 63.826999 |