( | 7600 | ÷ | ( | x | × | 28 25 | ) | + | 6700 | ÷ | x | + | 10000 | ÷ | x | ) | = | 150 |
7600 | ÷ | ( | x | × | 28 25 | ) | + | 6700 | ÷ | x | + | 10000 | ÷ | x | = | 150 |
方程两边同时乘以: | ( | x | × | 28 25 | ) |
7600 | + | 6700 | ÷ | 1 | × | ( | 1 | × | 28 25 | ) | + | 10000 | ÷ | 1 | × | ( | 1 | × | 28 25 | ) | = | 150 | ( | x | × | 28 25 | ) |
7600 | + | 6700 | ÷ | 1 | × | 1 | × | 28 25 | + | 10000 | ÷ | 1 | × | ( | 1 | × | 28 25 | ) | = | 150 | ( | x | × | 28 25 | ) |
7600 | + | 6700 | ÷ | 1 | × | 1 | × | 28 25 | + | 10000 | ÷ | 1 | × | ( | 1 | × | 28 25 | ) | = | 150 | x | × | 28 25 |
7600 | + | 7504 | + | 10000 | ( | 1 | × | 28 25 | ) | = | 168 | x |
15104 | + | 10000 | ( | 1 | × | 28 25 | ) | = | 168 | x |
15104 | + | 10000 | × | 1 | × | 28 25 | = | 168 | x |
15104 | + | 11200 | = | 168 | x |
26304 | = | 168 | x |
- | 168 | x | = | - | 26304 |
26304 | = | 168 | x |
168 | x | = | 26304 |
x | = | 26304 | ÷ | 168 |
= | 26304 | × | 1 168 |
= | 1096 | × | 1 7 |
x | = | 1096 7 |
x | = | 156.571429 |