( | 40221 1000 | + | x | ) | × | 17 20 | = | 40221 1000 | + | 34621 500 | − | x |
方程左边 = | 40221 1000 | × | 17 20 | + | x | × | 17 20 |
= | 683757 20000 | + | x | × | 17 20 |
683757 20000 | + | 17 20 | x | = | 40221 1000 | + | 34621 500 | − | x |
方程右边 = | 109463 1000 | − | x |
683757 20000 | + | 17 20 | x | = | 109463 1000 | − | x |
17 20 | x | + | x | = | 109463 1000 | − | 683757 20000 |
37 20 | x | = | 109463 1000 | − | 683757 20000 |
37 20 | x | = | 1505503 20000 |
x | = | 1505503 20000 | ÷ | 37 20 |
= | 1505503 20000 | × | 20 37 |
= | 1505503 1000 | × | 1 37 |
x | = | 1505503 37000 |
x | = | 40.68927 |