| ( | 1 | + | x | ) | × | 9 5 | = | ( | 1 | + | x | ) | × | 143 100 |
| 方程左边 = | 1 | × | 9 5 | + | x | × | 9 5 |
| = | 9 5 | + | x | × | 9 5 |
9 5 | + | 9 5 | x | = | ( | 1 | + | x | ) | × | 143 100 |
| 方程右边 = | 1 | × | 143 100 | + | x | × | 143 100 |
| = | 143 100 | + | x | × | 143 100 |
9 5 | + | 9 5 | x | = | 143 100 | + | 143 100 | x |
9 5 | x | − | 143 100 | x | = | 143 100 | − | 9 5 |
37 100 | x | = | 143 100 | − | 9 5 |
37 100 | x | = | - | 37 100 |
| x | = | - | 37 100 | ÷ | 37 100 |
| = | - | 37 100 | × | 100 37 |
| = | - | 1 | × | 1 |
| x | = | - | 1 |