43643 5000 | ( | x | − | 20 | ) | = | 28329 50000 | ( | 438 | − | x | ) |
| 方程左边 = | 43643 5000 | x | − | 43643 5000 | × | 20 |
| = | 43643 5000 | x | − | 43643 250 |
43643 5000 | x | − | 43643 250 | = | 28329 50000 | ( | 438 | − | x | ) |
| 方程右边 = | 28329 50000 | × | 438 | − | 28329 50000 | x |
| = | 6204051 25000 | − | 28329 50000 | x |
43643 5000 | x | − | 43643 250 | = | 6204051 25000 | − | 28329 50000 | x |
43643 5000 | x | + | 28329 50000 | x | = | 6204051 25000 | + | 43643 250 |
464759 50000 | x | = | 6204051 25000 | + | 43643 250 |
464759 50000 | x | = | 10568351 25000 |
| x | = | 10568351 25000 | ÷ | 464759 50000 |
| = | 10568351 25000 | × | 50000 464759 |
| = | 556229 | × | 2 24461 |
| x | = | 1112458 24461 |
| x | = | 45.478844 |