1 | ÷ | 2 | × | x | + | 189 | ÷ | 2 | = | 129 100 | x | + | 2611 5 |
方程左边 = | 1 2 | x | + | 189 2 |
1 2 | x | + | 189 2 | = | 129 100 | x | + | 2611 5 |
1 2 | x | − | 129 100 | x | = | 2611 5 | − | 189 2 |
- | 79 100 | x | = | 2611 5 | − | 189 2 |
- | 79 100 | x | = | 4277 10 |
- | 4277 10 | = | 79 100 | x |
79 100 | x | = | - | 4277 10 |
x | = | - | 4277 10 | ÷ | 79 100 |
= | - | 4277 10 | × | 100 79 |
= | - | 4277 | × | 10 79 |
x | = | - | 42770 79 |
x | = | - 541.392405 |