( | x | − | ( | x | − | 30500 | ) | × | 13 100 | × | 28 25 | ) | = | 44300 |
方程左边 = | x | − | ( | x | − | 30500 | ) | × | 13 100 | × | 28 25 |
= | x | − | ( | x | − | 30500 | ) | × | 91 625 |
= | x | − | x | × | 91 625 | + | 30500 | × | 91 625 |
= | x | − | x | × | 91 625 | + | 22204 5 |
= | 534 625 | x | + | 22204 5 |
534 625 | x | + | 22204 5 | = | 44300 |
534 625 | x | = | 44300 | − | 22204 5 |
534 625 | x | = | 199296 5 |
x | = | 199296 5 | ÷ | 534 625 |
= | 199296 5 | × | 625 534 |
= | 33216 | × | 125 89 |
x | = | 4152000 89 |
x | = | 46651.685393 |