3499 1000 | × | 167 2 | + | 4 | x | = | ( | 167 2 | + | x | ) | × | 18 5 |
方程左边 = | 584333 2000 | + | 4 | x |
584333 2000 | + | 4 | x | = | ( | 167 2 | + | x | ) | × | 18 5 |
方程右边 = | 167 2 | × | 18 5 | + | x | × | 18 5 |
= | 1503 5 | + | x | × | 18 5 |
584333 2000 | + | 4 | x | = | 1503 5 | + | 18 5 | x |
4 | x | − | 18 5 | x | = | 1503 5 | − | 584333 2000 |
2 5 | x | = | 1503 5 | − | 584333 2000 |
2 5 | x | = | 16867 2000 |
x | = | 16867 2000 | ÷ | 2 5 |
= | 16867 2000 | × | 5 2 |
= | 16867 400 | × | 1 2 |
x | = | 16867 800 |
x | = | 21.08375 |