433589 20 | = | ( | ( | 220 | + | 220 | ) | × | 63 | − | x | ) | × | 17 20 | + | 8 | × | 63 |
方程右边 = | ( | ( | 220 | + | 220 | ) | × | 63 | − | x | ) | × | 17 20 | + | 504 |
433589 20 | = | ( | ( | 220 | + | 220 | ) | × | 63 | − | x | ) | × | 17 20 | + | 504 |
方程右边 = | ( | 220 | + | 220 | ) | × | 63 | × | 17 20 | − | x | × | 17 20 | + | 504 |
= | ( | 220 | + | 220 | ) | × | 1071 20 | − | x | × | 17 20 | + | 504 |
= | 220 | × | 1071 20 | + | 220 | × | 1071 20 | − | 17 20 | x | + | 504 |
= | 11781 | + | 11781 | − | 17 20 | x | + | 504 |
= | 24066 | − | 17 20 | x |
433589 20 | = | 24066 | − | 17 20 | x |
17 20 | x | = | 24066 | − | 433589 20 |
17 20 | x | = | 47731 20 |
x | = | 47731 20 | ÷ | 17 20 |
= | 47731 20 | × | 20 17 |
= | 47731 | × | 1 17 |
x | = | 47731 17 |
x | = | 2807.705882 |