453 50 | ÷ | ( | 40 | ÷ | X | + | 17 2 | ) | = | 44 5 | ÷ | ( | 50 | ÷ | X | + | 34 5 | ) |
| 方程两边同时乘以: | ( | 40 | ÷ | X | + | 17 2 | ) | , | ( | 50 | ÷ | X | + | 34 5 | ) |
453 50 | ( | 50 | ÷ | X | + | 34 5 | ) | = | 44 5 | ( | 40 | ÷ | X | + | 17 2 | ) |
453 50 | × | 50 | ÷ | X | + | 453 50 | × | 34 5 | = | 44 5 | ( | 40 | ÷ | X | + | 17 2 | ) |
453 50 | × | 50 | ÷ | X | + | 453 50 | × | 34 5 | = | 44 5 | × | 40 | ÷ | X | + | 44 5 | × | 17 2 |
| 453 | ÷ | X | + | 7701 125 | = | 352 | ÷ | X | + | 374 5 |
| 方程两边同时乘以: | X |
| 453 | + | 7701 125 | X | = | 352 | ÷ | 1 | × | 1 | + | 374 5 | X |
7701 125 | X | − | 374 5 | X | = | 352 | ÷ | 1 | × | 1 | − | 453 |
7701 125 | X | − | 374 5 | X | = | 352 | − | 453 |
| - | 1649 125 | X | = | 352 | − | 453 |
| - | 1649 125 | X | = | - | 101 |
| 101 | = | 1649 125 | X |
1649 125 | X | = | 101 |
| X | = | 101 | ÷ | 1649 125 |
| = | 101 | × | 125 1649 |
| X | = | 12625 1649 |
| X | = | 7.656155 |