| ( | 245830 | − | ( | 147198 | + | X | ) | ) | ÷ | ( | 147198 | + | X | ) | = | 1 5 | X |
| Multiply both sides of the equation by: | ( | 147198 | + | X | ) |
| ( | 245830 | − | ( | 147198 | + | X | ) | ) | = | 1 5 | X | ( | 147198 | + | X | ) |
| 245830 | − | ( | 147198 | + | X | ) | = | 1 5 | X | ( | 147198 | + | X | ) |
| 245830 | − | ( | 147198 | + | X | ) | = | 1 5 | X | × | 147198 | + | 1 5 | X | X |
| 245830 | − | ( | 147198 | + | X | ) | = | 147198 5 | X | + | 1 5 | X | X |
| 245830 | − | 147198 | − | X | = | 147198 5 | X | + | 1 5 | X | X |
| 98632 | − | X | = | 147198 5 | X | + | 1 5 | X | X |