3 | ÷ | 8 | × | x | + | 3 | ÷ | 8 | × | x | + | 200 | + | ( | 3 | ÷ | 8 | × | x | + | 200 | ) | × | 4 | ÷ | 11 | = | x |
方程左边 = | 3 8 | x | + | 3 8 | x | + | 200 | + | ( | 3 | ÷ | 8 | × | x | + | 200 | ) | × | 4 11 |
= | 3 4 | x | + | 200 | + | ( | 3 | ÷ | 8 | × | x | + | 200 | ) | × | 4 11 |
3 4 | x | + | 200 | + | ( | 3 | ÷ | 8 | × | x | + | 200 | ) | × | 4 11 | = | x |
方程左边 = | 3 4 | x | + | 200 | + | 3 | ÷ | 8 | × | x | × | 4 11 | + | 200 | × | 4 11 |
= | 3 4 | x | + | 200 | + | 3 22 | x | + | 800 11 |
= | 39 44 | x | + | 3000 11 |
39 44 | x | + | 3000 11 | = | x |
39 44 | x | − | x | = | - | 3000 11 |
- | 5 44 | x | = | - | 3000 11 |
3000 11 | = | 5 44 | x |
5 44 | x | = | 3000 11 |
x | = | 3000 11 | ÷ | 5 44 |
= | 3000 11 | × | 44 5 |
= | 600 | × | 4 |
x | = | 2400 |