| 131000 | = | x | + | x | ÷ | 113 10 | + | 3840 | + | 950 | + | 500 | + | 350 |
| Right side of the equation = | 123 113 | x | + | 5640 |
| 131000 | = | 123 113 | x | + | 5640 |
| - | 123 113 | x | = | 5640 | − | 131000 |
| - | 123 113 | x | = | - | 125360 |
| 125360 | = | 123 113 | x |
123 113 | x | = | 125360 |
| x | = | 125360 | ÷ | 123 113 |
| = | 125360 | × | 113 123 |
| x | = | 14165680 123 |
| x | = | 115168.130081 |