123 50 | x | ÷ | ( | 1 | + | 73 50 | x | ) | = | 61 100 |
方程两边同时乘以: | ( | 1 | + | 73 50 | x | ) |
123 50 | x | = | 61 100 | ( | 1 | + | 73 50 | x | ) |
123 50 | x | = | 61 100 | × | 1 | + | 61 100 | × | 73 50 | x |
123 50 | x | = | 61 100 | + | 4453 5000 | x |
123 50 | x | − | 4453 5000 | x | = | 61 100 |
7847 5000 | x | = | 61 100 |
x | = | 61 100 | ÷ | 7847 5000 |
= | 61 100 | × | 5000 7847 |
= | 61 | × | 50 7847 |
x | = | 3050 7847 |
x | = | 0.388684 |