( | 17813 2 | + | 175 4 | + | 15 | + | X | ) | ( | 31 1000 | ) | = | 4 | X |
方程左边 = | 17813 2 | ( | 31 1000 | ) | + | 175 4 | ( | 31 1000 | ) | + | 15 | ( | 31 1000 | ) | + | X | ( | 31 1000 | ) |
= | 17813 2 | × | 31 1000 | + | 175 4 | ( | 31 1000 | ) | + | 15 | ( | 31 1000 | ) | + | X | ( | 31 1000 | ) |
= | 552203 2000 | + | 175 4 | ( | 31 1000 | ) | + | 15 | ( | 31 1000 | ) | + | X | ( | 31 1000 | ) |
= | 552203 2000 | + | 175 4 | × | 31 1000 | + | 15 | ( | 31 1000 | ) | + | X | ( | 31 1000 | ) |
= | 552203 2000 | + | 217 160 | + | 15 | ( | 31 1000 | ) | + | X | ( | 31 1000 | ) |
= | 1109831 4000 | + | 15 | ( | 31 1000 | ) | + | X | ( | 31 1000 | ) |
= | 1109831 4000 | + | 15 | × | 31 1000 | + | X | ( | 31 1000 | ) |
= | 1109831 4000 | + | 93 200 | + | X | ( | 31 1000 | ) |
= | 1111691 4000 | + | X | ( | 31 1000 | ) |
= | 1111691 4000 | + | X | × | 31 1000 |
1111691 4000 | + | 31 1000 | X | = | 4 | X |
31 1000 | X | − | 4 | X | = | - | 1111691 4000 |
- | 3969 1000 | X | = | - | 1111691 4000 |
1111691 4000 | = | 3969 1000 | X |
3969 1000 | X | = | 1111691 4000 |
X | = | 1111691 4000 | ÷ | 3969 1000 |
= | 1111691 4000 | × | 1000 3969 |
= | 158813 4 | × | 1 567 |
X | = | 158813 2268 |
X | = | 70.023369 |