| 131000 | = | x | + | x | ÷ | 113 10 | + | 950 | + | 350 | + | 500 |
| Right side of the equation = | 123 113 | x | + | 1800 |
| 131000 | = | 123 113 | x | + | 1800 |
| - | 123 113 | x | = | 1800 | − | 131000 |
| - | 123 113 | x | = | - | 129200 |
| 129200 | = | 123 113 | x |
123 113 | x | = | 129200 |
| x | = | 129200 | ÷ | 123 113 |
| = | 129200 | × | 113 123 |
| x | = | 14599600 123 |
| x | = | 118695.934959 |