1 | ÷ | 1200 | = | 7 100000 | x | + | 7 6250 |
方程左边 = | 1 1200 |
1 1200 | = | 7 100000 | x | + | 7 6250 |
- | 7 100000 | x | = | 7 6250 | − | 1 1200 |
- | 7 100000 | x | = | 43 150000 |
- | 43 150000 | = | 7 100000 | x |
7 100000 | x | = | - | 43 150000 |
x | = | - | 43 150000 | ÷ | 7 100000 |
= | - | 43 150000 | × | 100000 7 |
= | - | 43 3 | × | 2 7 |
x | = | - | 86 21 |
x | = | - 4.095238 |