| 375 | ÷ | ( | 1 | ÷ | 50 | + | 1 | ÷ | 19 2 | + | 2 | x | ÷ | 1 10 | + | x | ÷ | 3 50 | ) | = | 25 | ÷ | ( | 1 | ÷ | 19 2 | ) |
| 方程两边同时乘以: | ( | 1 | ÷ | 50 | + | 1 | ÷ | 19 2 | + | 2 | x | ÷ | 1 10 | + | x | ÷ | 3 50 | ) | , | ( | 1 | ÷ | 19 2 | ) |
| 375 | ( | 1 | ÷ | 19 2 | ) | = | 25 | ( | 1 | ÷ | 50 | + | 1 | ÷ | 19 2 | + | 2 | x | ÷ | 1 10 | + | x | ÷ | 3 50 | ) |
| 375 | × | 1 | ÷ | 19 2 | = | 25 | ( | 1 | ÷ | 50 | + | 1 | ÷ | 19 2 | + | 2 | x | ÷ | 1 10 | + | x | ÷ | 3 50 | ) |
| 375 | × | 1 | ÷ | 19 2 | = | 25 | × | 1 | ÷ | 50 | + | 25 | × | 1 | ÷ | 19 2 | + | 25 | × | 2 | x | ÷ | 1 10 | + | 25 | x |
750 19 | = | 1 2 | + | 50 19 | + | 500 | x | + | 1250 3 | x |
750 19 | = | 119 38 | + | 2750 3 | x |
| - | 2750 3 | x | = | 119 38 | − | 750 19 |
| - | 2750 3 | x | = | - | 1381 38 |
1381 38 | = | 2750 3 | x |
2750 3 | x | = | 1381 38 |
| x | = | 1381 38 | ÷ | 2750 3 |
| = | 1381 38 | × | 3 2750 |
| x | = | 4143 104500 |
| x | = | 0.039646 |