22 25 | x | = | 500 | × | 9 10 | + | 22 25 | ( | x | − | 500 | ) |
| Right side of the equation = | 450 | + | 22 25 | ( | x | − | 500 | ) |
22 25 | x | = | 450 | + | 22 25 | ( | x | − | 500 | ) |
| Right side of the equation = | 450 | + | 22 25 | x | − | 22 25 | × | 500 |
| = | 450 | + | 22 25 | x | − | 440 |
| = | 10 | + | 22 25 | x |
22 25 | x | = | 10 | + | 22 25 | x |
22 25 | x | − | 22 25 | x | = | 10 |
| 0 | x | = | 10 |