273 50 | ÷ | ( | 1 | − | 3 5 | + | x | ÷ | 100 | ) | = | 973 100 | ÷ | ( | 1 | + | x | ÷ | 100 | ) |
| 方程两边同时乘以: | ( | 1 | − | 3 5 | + | x | ÷ | 100 | ) | , | ( | 1 | + | x | ÷ | 100 | ) |
273 50 | ( | 1 | + | x | ÷ | 100 | ) | = | 973 100 | ( | 1 | − | 3 5 | + | x | ÷ | 100 | ) |
273 50 | × | 1 | + | 273 50 | x | ÷ | 100 | = | 973 100 | ( | 1 | − | 3 5 | + | x | ÷ | 100 | ) |
273 50 | × | 1 | + | 273 50 | x | ÷ | 100 | = | 973 100 | × | 1 | − | 973 100 | × | 3 5 | + | 973 100 | x | ÷ | 100 |
273 50 | + | 273 5000 | x | = | 973 100 | − | 2919 500 | + | 973 10000 | x |
273 50 | + | 273 5000 | x | = | 973 250 | + | 973 10000 | x |
273 5000 | x | − | 973 10000 | x | = | 973 250 | − | 273 50 |
| - | 427 10000 | x | = | 973 250 | − | 273 50 |
| - | 427 10000 | x | = | - | 196 125 |
196 125 | = | 427 10000 | x |
427 10000 | x | = | 196 125 |
| x | = | 196 125 | ÷ | 427 10000 |
| = | 196 125 | × | 10000 427 |
| = | 28 | × | 80 61 |
| x | = | 2240 61 |
| x | = | 36.721311 |