416 5 | + | ( | 17 | − | x | ) | × | 108 25 | = | ( | 50 | + | 84 | + | 162 25 | x | ) | ÷ | 3 2 |
方程左边 = | 416 5 | + | 17 | × | 108 25 | − | x | × | 108 25 |
= | 416 5 | + | 1836 25 | − | x | × | 108 25 |
= | 3916 25 | − | 108 25 | x |
3916 25 | − | 108 25 | x | = | ( | 50 | + | 84 | + | 162 25 | x | ) | ÷ | 3 2 |
方程右边 = | 50 | × | 2 3 | + | 84 | × | 2 3 | + | 162 25 | x | × | 2 3 |
= | 100 3 | + | 56 | + | 108 25 | x |
= | 268 3 | + | 108 25 | x |
3916 25 | − | 108 25 | x | = | 268 3 | + | 108 25 | x |
- | 108 25 | x | − | 108 25 | x | = | 268 3 | − | 3916 25 |
- | 216 25 | x | = | 268 3 | − | 3916 25 |
- | 216 25 | x | = | - | 5048 75 |
5048 75 | = | 216 25 | x |
216 25 | x | = | 5048 75 |
x | = | 5048 75 | ÷ | 216 25 |
= | 5048 75 | × | 25 216 |
= | 631 3 | × | 1 27 |
x | = | 631 81 |
x | = | 7.790123 |