( | 14296995 2 | + | X | ) | × | 1 5 | ÷ | 21 20 | × | 1 20 | = | 0 |
方程左边 = | ( | 14296995 2 | + | X | ) | × | 1 105 |
( | 14296995 2 | + | X | ) | × | 1 105 | = | 0 |
方程左边 = | 14296995 2 | × | 1 105 | + | X | × | 1 105 |
= | 953133 14 | + | X | × | 1 105 |
953133 14 | + | 1 105 | X | = | 0 |
1 105 | X | = | 0 | − | 953133 14 |
1 105 | X | = | - | 953133 14 |
X | = | - | 953133 14 | ÷ | 1 105 |
= | - | 953133 14 | × | 105 |
= | - | 953133 2 | × | 15 |
X | = | - | 14296995 2 |
X | = | - 7148497.5 |