116 5 | = | - | 3 40 | X | × | 2 | + | 124 25 | X | + | 163 50 |
方程右边 = | - | 3 20 | X | + | 124 25 | X | + | 163 50 |
= | 481 100 | X | + | 163 50 |
116 5 | = | 481 100 | X | + | 163 50 |
- | 481 100 | X | = | 163 50 | − | 116 5 |
- | 481 100 | X | = | - | 997 50 |
997 50 | = | 481 100 | X |
481 100 | X | = | 997 50 |
X | = | 997 50 | ÷ | 481 100 |
= | 997 50 | × | 100 481 |
= | 997 | × | 2 481 |
X | = | 1994 481 |
X | = | 4.14553 |