( | 40221 1000 | + | x | ) | × | 23 20 | = | 40221 1000 | + | 35121 500 | + | x |
方程左边 = | 40221 1000 | × | 23 20 | + | x | × | 23 20 |
= | 925083 20000 | + | x | × | 23 20 |
925083 20000 | + | 23 20 | x | = | 40221 1000 | + | 35121 500 | + | x |
方程右边 = | 110463 1000 | + | x |
925083 20000 | + | 23 20 | x | = | 110463 1000 | + | x |
23 20 | x | − | x | = | 110463 1000 | − | 925083 20000 |
3 20 | x | = | 110463 1000 | − | 925083 20000 |
3 20 | x | = | 1284177 20000 |
x | = | 1284177 20000 | ÷ | 3 20 |
= | 1284177 20000 | × | 20 3 |
= | 428059 1000 | × | 1 |
x | = | 428059 1000 |
x | = | 428.059 |