| - | 231 50 | + | ( | 31216 25 | × | 11 5000 | ) | ÷ | ( | 11 5000 | + | X | ) | = | 39 100 | − | 41 100 | X |
| Multiply both sides of the equation by: | ( | 11 5000 | + | X | ) |
| - | 231 50 | ( | 11 5000 | + | X | ) | + | ( | 31216 25 | × | 11 5000 | ) | = | 39 100 | ( | 11 5000 | + | X | ) | − | 41 100 | X | ( | 11 5000 | + | X | ) |
| - | 231 50 | × | 11 5000 | − | 231 50 | X | + | ( | 31216 25 | × | 11 5000 | ) | = | 39 100 | ( | 11 5000 | + | X | ) | − | 41 100 | X | ( | 11 5000 | + | X | ) |
| - | 231 50 | × | 11 5000 | − | 231 50 | X | + | ( | 31216 25 | × | 11 5000 | ) | = | 39 100 | × | 11 5000 | + | 39 100 | X | − | 41 100 | X | ( | 11 5000 | + | X | ) |
| - | 2541 250000 | − | 231 50 | X | + | ( | 31216 25 | × | 11 5000 | ) | = | 429 500000 | + | 39 100 | X | − | 41 100 | X | ( | 11 5000 | + | X | ) |
| - | 2541 250000 | − | 231 50 | X | + | 31216 25 | × | 11 5000 | = | 429 500000 | + | 39 100 | X | − | 41 100 | X | ( | 11 5000 | + | X | ) |
| - | 2541 250000 | − | 231 50 | X | + | 31216 25 | × | 11 5000 | = | 429 500000 | + | 39 100 | X | − | 41 100 | X | × | 11 5000 | − | 41 100 | X | X |
| - | 2541 250000 | − | 231 50 | X | + | 42922 15625 | = | 429 500000 | + | 39 100 | X | − | 451 500000 | X | − | 41 100 | X | X |