1 | ÷ | 2 | × | ( | x | − | 1 | ÷ | 2 | × | ( | x | − | 1 | ÷ | 2 | ) | ) | = | 2 | ÷ | 3 | × | ( | x | + | 2 | ) |
方程左边 = | 1 2 | ( | x | − | 1 | ÷ | 2 | × | ( | x | − | 1 | ÷ | 2 | ) | ) |
1 2 | ( | x | − | 1 | ÷ | 2 | × | ( | x | − | 1 | ÷ | 2 | ) | ) | = | 2 | ÷ | 3 | × | ( | x | + | 2 | ) |
方程左边 = | 1 2 | x | − | 1 2 | × | 1 | ÷ | 2 | × | ( | x | − | 1 | ÷ | 2 | ) |
= | 1 2 | x | − | 1 4 | ( | x | − | 1 | ÷ | 2 | ) |
= | 1 2 | x | − | 1 4 | x | + | 1 4 | × | 1 | ÷ | 2 |
= | 1 2 | x | − | 1 4 | x | + | 1 8 |
= | 1 4 | x | + | 1 8 |
1 4 | x | + | 1 8 | = | 2 | ÷ | 3 | × | ( | x | + | 2 | ) |
方程右边 = | 2 3 | ( | x | + | 2 | ) |
1 4 | x | + | 1 8 | = | 2 3 | ( | x | + | 2 | ) |
方程右边 = | 2 3 | x | + | 2 3 | × | 2 |
= | 2 3 | x | + | 4 3 |
1 4 | x | + | 1 8 | = | 2 3 | x | + | 4 3 |
1 4 | x | − | 2 3 | x | = | 4 3 | − | 1 8 |
- | 5 12 | x | = | 4 3 | − | 1 8 |
- | 5 12 | x | = | 29 24 |
- | 29 24 | = | 5 12 | x |
5 12 | x | = | - | 29 24 |
x | = | - | 29 24 | ÷ | 5 12 |
= | - | 29 24 | × | 12 5 |
= | - | 29 2 | × | 1 5 |
x | = | - | 29 10 |
x | = | - 2.9 |