54 | × | 399 50 | + | 383 5 | x | = | 653 5 | × | 159 20 |
方程左边 = | 10773 25 | + | 383 5 | x |
10773 25 | + | 383 5 | x | = | 653 5 | × | 159 20 |
方程右边 = | 103827 100 |
10773 25 | + | 383 5 | x | = | 103827 100 |
383 5 | x | = | 103827 100 | − | 10773 25 |
383 5 | x | = | 12147 20 |
x | = | 12147 20 | ÷ | 383 5 |
= | 12147 20 | × | 5 383 |
= | 12147 4 | × | 1 383 |
x | = | 12147 1532 |
x | = | 7.928851 |