323 2 | × | 791 100 | + | 131 10 | x | = | ( | 323 2 | + | x | ) | × | 399 50 |
| 方程左边 = | 255493 200 | + | 131 10 | x |
255493 200 | + | 131 10 | x | = | ( | 323 2 | + | x | ) | × | 399 50 |
| 方程右边 = | 323 2 | × | 399 50 | + | x | × | 399 50 |
| = | 128877 100 | + | x | × | 399 50 |
255493 200 | + | 131 10 | x | = | 128877 100 | + | 399 50 | x |
131 10 | x | − | 399 50 | x | = | 128877 100 | − | 255493 200 |
128 25 | x | = | 128877 100 | − | 255493 200 |
128 25 | x | = | 2261 200 |
| x | = | 2261 200 | ÷ | 128 25 |
| = | 2261 200 | × | 25 128 |
| = | 2261 8 | × | 1 128 |
| x | = | 2261 1024 |
| x | = | 2.208008 |