5 2 | x | ÷ | ( | 1 | + | 3 2 | x | ) | = | 357 500 | x | + | 7 25 |
| 方程两边同时乘以: | ( | 1 | + | 3 2 | x | ) |
5 2 | x | = | 357 500 | x | ( | 1 | + | 3 2 | x | ) | + | 7 25 | ( | 1 | + | 3 2 | x | ) |
5 2 | x | = | 357 500 | x | × | 1 | + | 357 500 | x | × | 3 2 | x | + | 7 25 | ( | 1 | + | 3 2 | x | ) |
5 2 | x | = | 357 500 | x | + | 1071 1000 | x | x | + | 7 25 | ( | 1 | + | 3 2 | x | ) |
5 2 | x | = | 357 500 | x | + | 1071 1000 | x | x | + | 7 25 | × | 1 | + | 7 25 | × | 3 2 | x |
5 2 | x | = | 357 500 | x | + | 1071 1000 | x | x | + | 7 25 | + | 21 50 | x |
5 2 | x | = | 567 500 | x | + | 1071 1000 | x | x | + | 7 25 |