| 10000 | Y | ÷ | 113 100 | − | ( | 4000000 | + | 10000 | Y | ) | − | ( | 10000 | Y | ÷ | 113 100 | × | 13 100 | − | 500000 | ) | × | 1 10 | = | 0 |
| Left side of the equation = | 1000000 113 | Y | − | ( | 4000000 | + | 10000 | Y | ) | − | ( | 10000 | Y | ÷ | 113 100 | × | 13 100 | − | 500000 | ) | × | 1 10 |
1000000 113 | Y | − | ( | 4000000 | + | 10000 | Y | ) | − | ( | 10000 | Y | ÷ | 113 100 | × | 13 100 | − | 500000 | ) | × | 1 10 | = | 0 |
| Left side of the equation = | 1000000 113 | Y | − | 4000000 | − | 10000 | Y | − | ( | 10000 | Y | ÷ | 113 100 | × | 13 100 | − | 500000 | ) | × | 1 10 |
| = | - | 130000 113 | Y | − | 4000000 | − | ( | 10000 | Y | ÷ | 113 100 | × | 13 100 | − | 500000 | ) | × | 1 10 |
| = | - | 130000 113 | Y | − | 4000000 | − | 10000 | Y | ÷ | 113 100 | × | 13 100 | × | 1 10 | + | 500000 | × | 1 10 |
| = | - | 130000 113 | Y | − | 4000000 | − | 13000 113 | Y | + | 50000 |
| = | - | 143000 113 | Y | − | 3950000 |
| - | 143000 113 | Y | − | 3950000 | = | 0 |
| - | 143000 113 | Y | = | 0 | + | 3950000 |
| - | 143000 113 | Y | = | 3950000 |
| - | 3950000 | = | 143000 113 | Y |
143000 113 | Y | = | - | 3950000 |
| Y | = | - | 3950000 | ÷ | 143000 113 |
| = | - | 3950000 | × | 113 143000 |
| = | - | 3950 | × | 113 143 |
| Y | = | - | 446350 143 |
| Y | = | - 3121.328671 |