| ( | x | − | ( | x | − | 8500 | ) | × | 13 100 | × | 28 25 | ) | = | 8500 | ÷ | 18 25 |
| Left side of the equation = | x | − | ( | x | − | 8500 | ) | × | 13 100 | × | 28 25 |
| = | x | − | ( | x | − | 8500 | ) | × | 91 625 |
| = | x | − | x | × | 91 625 | + | 8500 | × | 91 625 |
| = | x | − | x | × | 91 625 | + | 6188 5 |
| = | 534 625 | x | + | 6188 5 |
534 625 | x | + | 6188 5 | = | 8500 | ÷ | 18 25 |
| Right side of the equation = | 106250 9 |
534 625 | x | + | 6188 5 | = | 106250 9 |
534 625 | x | = | 106250 9 | − | 6188 5 |
534 625 | x | = | 475558 45 |
| x | = | 475558 45 | ÷ | 534 625 |
| = | 475558 45 | × | 625 534 |
| = | 237779 9 | × | 125 267 |
| x | = | 29722375 2403 |
| x | = | 12368.861839 |