X | ÷ | 126 | + | ( | 43 2 | − | X | ) | ÷ | 111 | − | 117 2000 | = | 119 1000 |
方程左边 = | 1 126 | X | + | 43 2 | × | 1 111 | − | X | × | 1 111 | − | 117 2000 |
= | 1 126 | X | + | 43 222 | − | X | × | 1 111 | − | 117 2000 |
= | - | 5 4662 | X | + | 30013 222000 |
- | 5 4662 | X | + | 30013 222000 | = | 119 1000 |
- | 5 4662 | X | = | 119 1000 | − | 30013 222000 |
- | 5 4662 | X | = | - | 719 44400 |
719 44400 | = | 5 4662 | X |
5 4662 | X | = | 719 44400 |
X | = | 719 44400 | ÷ | 5 4662 |
= | 719 44400 | × | 4662 5 |
= | 719 7400 | × | 777 5 |
X | = | 558663 37000 |
X | = | 15099 1000 |
X | = | 15.099 |