| ( | 24784177 100 | − | ( | X | × | 3 200 | ) | ) | + | ( | X | × | 3 200 | ) | = | 24784177 100 |
| Left side of the equation = | 24784177 100 | − | ( | X | × | 3 200 | ) | + | ( | X | × | 3 200 | ) |
| = | 24784177 100 | − | X | × | 3 200 | + | ( | X | × | 3 200 | ) |
| = | 24784177 100 | − | 3 200 | X | + | X | × | 3 200 |
| = | 24784177 100 | − | 0 | X |
24784177 100 | − | 0 | X | = | 24784177 100 |
| = | 24784177 100 | − | 24784177 100 |