( | 27112 5 | − | y | ) | ÷ | y | = | 13 500 |
方程两边同时乘以: | y |
( | 27112 5 | − | y | ) | = | 13 500 | y |
27112 5 | − | y | = | 13 500 | y |
- | y | − | 13 500 | y | = | - | 27112 5 |
- | 513 500 | y | = | - | 27112 5 |
27112 5 | = | 513 500 | y |
513 500 | y | = | 27112 5 |
y | = | 27112 5 | ÷ | 513 500 |
= | 27112 5 | × | 500 513 |
= | 27112 | × | 100 513 |
y | = | 2711200 513 |
y | = | 5284.990253 |