x | ÷ | 1791 5 | ÷ | ( | x | ÷ | 1791 5 | + | 100 | ÷ | 18 | ) | = | 702 5 |
方程两边同时乘以: | ( | x | ÷ | 1791 5 | + | 100 | ÷ | 18 | ) |
x | ÷ | 1791 5 | = | 702 5 | ( | x | ÷ | 1791 5 | + | 100 | ÷ | 18 | ) |
x | ÷ | 1791 5 | = | 702 5 | x | ÷ | 1791 5 | + | 702 5 | × | 100 | ÷ | 18 |
x | × | 5 1791 | = | 78 199 | x | + | 780 |
5 1791 | x | − | 78 199 | x | = | 780 |
- | 697 1791 | x | = | 780 |
- | 780 | = | 697 1791 | x |
697 1791 | x | = | - | 780 |
x | = | - | 780 | ÷ | 697 1791 |
= | - | 780 | × | 1791 697 |
x | = | - | 1396980 697 |
x | = | - 2004.275466 |