39 | × | 8 25 | x | ÷ | ( | 8 25 | + | x | ) | = | 41 | × | 21 100 | x | ÷ | ( | 21 100 | + | x | ) |
方程两边同时乘以: | ( | 8 25 | + | x | ) | , | ( | 21 100 | + | x | ) |
39 | × | 8 25 | x | ( | 21 100 | + | x | ) | = | 41 | × | 21 100 | x | ( | 8 25 | + | x | ) |
39 | × | 8 25 | x | × | 21 100 | + | 39 | × | 8 25 | x | x | = | 41 | × | 21 100 | x | ( | 8 25 | + | x | ) |
39 | × | 8 25 | x | × | 21 100 | + | 39 | × | 8 25 | x | x | = | 41 | × | 21 100 | x | × | 8 25 | + | 41 | × | 21 100 | x | x |
1638 625 | x | + | 312 25 | x | x | = | 1722 625 | x | + | 861 100 | x | x |
x1=0 |