( | 50 | ÷ | x | + | 34 5 | ) | × | 493 1000 | = | ( | 40 | ÷ | x | + | 17 2 | ) | × | 507 1000 |
50 | ÷ | x | × | 493 1000 | + | 34 5 | × | 493 1000 | = | ( | 40 | ÷ | x | + | 17 2 | ) | × | 507 1000 |
50 | ÷ | x | × | 493 1000 | + | 34 5 | × | 493 1000 | = | 40 | ÷ | x | × | 507 1000 | + | 17 2 | × | 507 1000 |
493 20 | ÷ | x | + | 8381 2500 | = | 507 25 | ÷ | x | + | 8619 2000 |
方程两边同时乘以: | x |
493 20 | + | 8381 2500 | x | = | 507 25 | ÷ | 1 | × | 1 | + | 8619 2000 | x |
8381 2500 | x | − | 8619 2000 | x | = | 507 25 | ÷ | 1 | × | 1 | − | 493 20 |
8381 2500 | x | − | 8619 2000 | x | = | 507 25 | − | 493 20 |
- | 9571 10000 | x | = | 507 25 | − | 493 20 |
- | 9571 10000 | x | = | - | 437 100 |
437 100 | = | 9571 10000 | x |
9571 10000 | x | = | 437 100 |
x | = | 437 100 | ÷ | 9571 10000 |
= | 437 100 | × | 10000 9571 |
= | 437 | × | 100 9571 |
x | = | 43700 9571 |
x | = | 4.565876 |