| ( | 522 125 | + | 511 250 | ) | ( | 1 8 | x | + | 522 125 | ) | = | 1 8 | x | × | 522 125 |
| Left side of the equation = | 522 125 | ( | 1 8 | x | + | 522 125 | ) | + | 511 250 | ( | 1 8 | x | + | 522 125 | ) |
| = | 522 125 | × | 1 8 | x | + | 522 125 | × | 522 125 | + | 511 250 | ( | 1 8 | x | + | 522 125 | ) |
| = | 261 500 | x | + | 272484 15625 | + | 511 250 | ( | 1 8 | x | + | 522 125 | ) |
| = | 261 500 | x | + | 272484 15625 | + | 511 250 | × | 1 8 | x | + | 511 250 | × | 522 125 |
| = | 261 500 | x | + | 272484 15625 | + | 511 2000 | x | + | 133371 15625 |
| = | 311 400 | x | + | 81171 3125 |
311 400 | x | + | 81171 3125 | = | 1 8 | x | × | 522 125 |
| Right side of the equation = | 261 500 | x |
311 400 | x | + | 81171 3125 | = | 261 500 | x |
311 400 | x | − | 261 500 | x | = | - | 81171 3125 |
511 2000 | x | = | - | 81171 3125 |
| x | = | - | 81171 3125 | ÷ | 511 2000 |
| = | - | 81171 3125 | × | 2000 511 |
| = | - | 81171 25 | × | 16 511 |
| x | = | - | 1298736 12775 |
| x | = | - 101.662309 |