251 50 | + | ( | X | × | 257 10000 | ) | = | X |
方程左边 = | 251 50 | + | X | × | 257 10000 |
251 50 | + | 257 10000 | X | = | X |
257 10000 | X | − | X | = | - | 251 50 |
- | 9743 10000 | X | = | - | 251 50 |
251 50 | = | 9743 10000 | X |
9743 10000 | X | = | 251 50 |
X | = | 251 50 | ÷ | 9743 10000 |
= | 251 50 | × | 10000 9743 |
= | 251 | × | 200 9743 |
X | = | 50200 9743 |
X | = | 5.152417 |