( | 7600 | ÷ | ( | x | + | 59 5 | ) | + | 7000 | ÷ | x | + | 10000 | ÷ | x | ) | = | 150 |
7600 | ÷ | ( | x | + | 59 5 | ) | + | 7000 | ÷ | x | + | 10000 | ÷ | x | = | 150 |
方程两边同时乘以: | ( | x | + | 59 5 | ) |
7600 | + | 7000 | ÷ | x | × | ( | x | + | 59 5 | ) | + | 10000 | ÷ | x | × | ( | x | + | 59 5 | ) | = | 150 | ( | x | + | 59 5 | ) |
7600 | + | 7000 | ÷ | x | × | x | + | 7000 | ÷ | x | × | 59 5 | + | 10000 | ÷ | x | × | ( | x | + | 59 5 | ) | = | 150 | ( | x | + | 59 5 | ) |
7600 | + | 7000 | ÷ | x | × | x | + | 7000 | ÷ | x | × | 59 5 | + | 10000 | ÷ | x | × | ( | x | + | 59 5 | ) | = | 150 | x | + | 150 | × | 59 5 |
7600 | + | 7000 | ÷ | x | × | x | + | 82600 | ÷ | x | + | 10000 | ÷ | x | × | ( | x | + | 59 5 | ) | = | 150 | x | + | 1770 |
方程两边同时乘以: | x |
7600 | x | + | 7000 | ÷ | 1 | × | 1 | x | + | 82600 | + | 10000 | ÷ | 1 | × | ( | x | + | 59 5 | ) | × | 1 | = | 150 | x | x | + | 1770 | x |
7600 | x | + | 7000 | ÷ | 1 | × | 1 | x | + | 82600 | + | 10000 | ÷ | 1 | × | x | × | 1 | + | 10000 | = | 150 | x | x | + | 1770 | x |
7600 | x | + | 7000 | x | + | 82600 | + | 10000 | x | + | 118000 | = | 150 | x | x | + | 1770 | x |
24600 | x | + | 200600 | = | 150 | x | x | + | 1770 | x |