699 1000 | + | x | = | 2 | ÷ | 3 | × | ( | 847 1000 | + | x | ) |
| 方程右边 = | 2 3 | ( | 847 1000 | + | x | ) |
699 1000 | + | x | = | 2 3 | ( | 847 1000 | + | x | ) |
| 方程右边 = | 2 3 | × | 847 1000 | + | 2 3 | x |
| = | 847 1500 | + | 2 3 | x |
699 1000 | + | x | = | 847 1500 | + | 2 3 | x |
| x | − | 2 3 | x | = | 847 1500 | − | 699 1000 |
1 3 | x | = | 847 1500 | − | 699 1000 |
1 3 | x | = | - | 403 3000 |
| x | = | - | 403 3000 | ÷ | 1 3 |
| = | - | 403 3000 | × | 3 |
| = | - | 403 1000 | × | 1 |
| x | = | - | 403 1000 |
| x | = | - 0.403 |