8021 10000 | x | + | 1979 10000 | = | 347 250 | x | − | 229 50000 |
8021 10000 | x | − | 347 250 | x | = | - | 229 50000 | − | 1979 10000 |
| - | 5859 10000 | x | = | - | 229 50000 | − | 1979 10000 |
| - | 5859 10000 | x | = | - | 2531 12500 |
2531 12500 | = | 5859 10000 | x |
5859 10000 | x | = | 2531 12500 |
| x | = | 2531 12500 | ÷ | 5859 10000 |
| = | 2531 12500 | × | 10000 5859 |
| = | 2531 5 | × | 4 5859 |
| x | = | 10124 29295 |
| x | = | 0.345588 |