1 50 | ( | 147 1000 | x | − | 354 5 | ) | + | 1 2 | ( | 5 4 | − | 9 4 | ) | = | x |
| 方程左边 = | 1 50 | × | 147 1000 | x | − | 1 50 | × | 354 5 | + | 1 2 | ( | 5 4 | − | 9 4 | ) |
| = | 147 50000 | x | − | 177 125 | + | 1 2 | ( | 5 4 | − | 9 4 | ) |
| = | 147 50000 | x | − | 177 125 | + | 1 2 | × | 5 4 | − | 1 2 | × | 9 4 |
| = | 147 50000 | x | − | 177 125 | + | 5 8 | − | 9 8 |
| = | 147 50000 | x | − | 479 250 |
147 50000 | x | − | 479 250 | = | x |
147 50000 | x | − | x | = | 479 250 |
| - | 49853 50000 | x | = | 479 250 |
| - | 479 250 | = | 49853 50000 | x |
49853 50000 | x | = | - | 479 250 |
| x | = | - | 479 250 | ÷ | 49853 50000 |
| = | - | 479 250 | × | 50000 49853 |
| = | - | 479 | × | 200 49853 |
| x | = | - | 95800 49853 |
| x | = | - 1.92165 |