129 100 | ( | 47 25 | + | x | ) | = | x |
方程左边 = | 129 100 | × | 47 25 | + | 129 100 | x |
= | 6063 2500 | + | 129 100 | x |
6063 2500 | + | 129 100 | x | = | x |
129 100 | x | − | x | = | - | 6063 2500 |
29 100 | x | = | - | 6063 2500 |
x | = | - | 6063 2500 | ÷ | 29 100 |
= | - | 6063 2500 | × | 100 29 |
= | - | 6063 25 | × | 1 29 |
x | = | - | 6063 725 |
x | = | - 8.362759 |