10000 | ÷ | x | + | 28400 | ÷ | ( | x | + | 50 | ) | = | 150 |
方程两边同时乘以: | x |
10000 | + | 28400 | ÷ | ( | x | + | 50 | ) | × | x | = | 150 | x |
方程两边同时乘以: | ( | x | + | 50 | ) |
10000 | ( | x | + | 50 | ) | + | 28400 | x | = | 150 | x | ( | x | + | 50 | ) |
10000 | x | + | 10000 | × | 50 | + | 28400 | x | = | 150 | x | ( | x | + | 50 | ) |
10000 | x | + | 10000 | × | 50 | + | 28400 | x | = | 150 | x | x | + | 150 | x | × | 50 |
10000 | x | + | 500000 | + | 28400 | x | = | 150 | x | x | + | 7500 | x |
38400 | x | + | 500000 | = | 150 | x | x | + | 7500 | x |