X | ÷ | 87 | + | 25 | ÷ | 135 | − | ( | 67 | − | X | ) | ÷ | 1000 | = | 333 1000 |
方程左边 = | X | × | 1 87 | + | 5 27 | − | ( | 67 | − | X | ) | × | 1 1000 |
1 87 | X | + | 5 27 | − | ( | 67 | − | X | ) | × | 1 1000 | = | 333 1000 |
方程左边 = | 1 87 | X | + | 5 27 | − | 67 | × | 1 1000 | + | X | × | 1 1000 |
= | 1 87 | X | + | 5 27 | − | 67 1000 | + | X | × | 1 1000 |
= | 1087 87000 | X | + | 3191 27000 |
1087 87000 | X | + | 3191 27000 | = | 333 1000 |
1087 87000 | X | = | 333 1000 | − | 3191 27000 |
1087 87000 | X | = | 29 135 |
X | = | 29 135 | ÷ | 1087 87000 |
= | 29 135 | × | 87000 1087 |
= | 29 9 | × | 5800 1087 |
X | = | 168200 9783 |
X | = | 17.19309 |