| x | − | x | × | 13 200 | − | ( | x | + | 562111 | ) | × | 3 10000 | = | 562111 |
| Left side of the equation = | 187 200 | x | − | ( | x | + | 562111 | ) | × | 3 10000 |
187 200 | x | − | ( | x | + | 562111 | ) | × | 3 10000 | = | 562111 |
| Left side of the equation = | 187 200 | x | − | x | × | 3 10000 | − | 562111 | × | 3 10000 |
| = | 187 200 | x | − | x | × | 3 10000 | − | 1686333 10000 |
| = | 9347 10000 | x | − | 1686333 10000 |
9347 10000 | x | − | 1686333 10000 | = | 562111 |
9347 10000 | x | = | 562111 | + | 1686333 10000 |
9347 10000 | x | = | 5622796333 10000 |
| x | = | 5622796333 10000 | ÷ | 9347 10000 |
| = | 5622796333 10000 | × | 10000 9347 |
| = | 5622796333 | × | 1 9347 |
| x | = | 5622796333 9347 |
| x | = | 601561.606184 |