64561 1000 | x | + | 21851 250 | = | 2489 20 | x | + | 13653 500 |
64561 1000 | x | − | 2489 20 | x | = | 13653 500 | − | 21851 250 |
| - | 59889 1000 | x | = | 13653 500 | − | 21851 250 |
| - | 59889 1000 | x | = | - | 30049 500 |
30049 500 | = | 59889 1000 | x |
59889 1000 | x | = | 30049 500 |
| x | = | 30049 500 | ÷ | 59889 1000 |
| = | 30049 500 | × | 1000 59889 |
| = | 30049 | × | 2 59889 |
| x | = | 60098 59889 |
| x | = | 1.00349 |