( | 5 | x | + | 15422 5 | ) | ÷ | ( | 701 | + | x | ) | = | 9 2 |
方程两边同时乘以: | ( | 701 | + | x | ) |
( | 5 | x | + | 15422 5 | ) | = | 9 2 | ( | 701 | + | x | ) |
5 | x | + | 15422 5 | = | 9 2 | ( | 701 | + | x | ) |
5 | x | + | 15422 5 | = | 9 2 | × | 701 | + | 9 2 | x |
5 | x | + | 15422 5 | = | 6309 2 | + | 9 2 | x |
5 | x | − | 9 2 | x | = | 6309 2 | − | 15422 5 |
1 2 | x | = | 6309 2 | − | 15422 5 |
1 2 | x | = | 701 10 |
x | = | 701 10 | ÷ | 1 2 |
= | 701 10 | × | 2 |
= | 701 5 | × | 1 |
x | = | 701 5 |
x | = | 140.2 |