| 9 | ÷ | 6679 50 | + | X | ÷ | 1000 | + | ( | 189 5 | − | X | ) | ÷ | 1650 | = | 1 10 |
| 方程左边 = | 450 6679 | + | X | × | 1 1000 | + | ( | 189 5 | − | X | ) | × | 1 1650 |
450 6679 | + | 1 1000 | X | + | ( | 189 5 | − | X | ) | × | 1 1650 | = | 1 10 |
| 方程左边 = | 450 6679 | + | 1 1000 | X | + | 189 5 | × | 1 1650 | − | X | × | 1 1650 |
| = | 450 6679 | + | 1 1000 | X | + | 63 2750 | − | X | × | 1 1650 |
| = | 1658277 18367250 | + | 13 33000 | X |
1658277 18367250 | + | 13 33000 | X | = | 1 10 |
13 33000 | X | = | 1 10 | − | 1658277 18367250 |
13 33000 | X | = | 89224 9183625 |
| X | = | 89224 9183625 | ÷ | 13 33000 |
| = | 89224 9183625 | × | 33000 13 |
| = | 89224 6679 | × | 24 13 |
| X | = | 2141376 86827 |
| X | = | 24.662559 |