1147 10 | ÷ | x | = | 1407 10 | ÷ | 25 |
| 方程两边同时乘以: | x |
1147 10 | = | 1407 10 | ÷ | 25 | × | x |
| - | 1407 10 | ÷ | 25 | × | x | = | - | 1147 10 |
| - | 1407 250 | x | = | - | 1147 10 |
1147 10 | = | 1407 250 | x |
1407 250 | x | = | 1147 10 |
| x | = | 1147 10 | ÷ | 1407 250 |
| = | 1147 10 | × | 250 1407 |
| = | 1147 | × | 25 1407 |
| x | = | 28675 1407 |
| x | = | 20.380242 |