( | x | + | 3 | × | 2 | ) | ÷ | 3 | = | 9 | + | 5 | × | 5 | x |
方程左边 = | x | × | 1 3 | + | 3 | × | 2 | × | 1 3 |
= | x | × | 1 3 | + | 2 |
1 3 | x | + | 2 | = | 9 | + | 5 | × | 5 | x |
方程右边 = | 9 | + | 25 | x |
1 3 | x | + | 2 | = | 9 | + | 25 | x |
1 3 | x | − | 25 | x | = | 9 | − | 2 |
- | 74 3 | x | = | 9 | − | 2 |
- | 74 3 | x | = | 7 |
- | 7 | = | 74 3 | x |
74 3 | x | = | - | 7 |
x | = | - | 7 | ÷ | 74 3 |
= | - | 7 | × | 3 74 |
x | = | - | 21 74 |
x | = | - 0.283784 |