7600 | ÷ | ( | x | + | 112 | × | 1 5 | ) | + | 10000 | ÷ | x | + | 10000 | ÷ | ( | x | + | 112 | × | 1 5 | ) | = | 150 |
方程两边同时乘以: | ( | x | + | 112 | × | 1 5 | ) |
7600 | + | 10000 | ÷ | x | × | ( | x | + | 112 | × | 1 5 | ) | + | 10000 | = | 150 | ( | x | + | 112 | × | 1 5 | ) |
7600 | + | 10000 | ÷ | x | × | x | + | 10000 | ÷ | x | × | 112 | × | 1 5 | + | 10000 | = | 150 | ( | x | + | 112 | × | 1 5 | ) |
7600 | + | 10000 | ÷ | x | × | x | + | 10000 | ÷ | x | × | 112 | × | 1 5 | + | 10000 | = | 150 | x | + | 150 | × | 112 | × | 1 5 |
7600 | + | 10000 | ÷ | x | × | x | + | 224000 | ÷ | x | + | 10000 | = | 150 | x | + | 3360 |
17600 | + | 10000 | ÷ | x | × | x | + | 224000 | ÷ | x | = | 150 | x | + | 3360 |
方程两边同时乘以: | x |
17600 | x | + | 10000 | ÷ | 1 | × | 1 | x | + | 224000 | = | 150 | x | x | + | 3360 | x |