22050 | × | 300 | + | 50 | y | = | 300 | + | y | × | 12000 |
方程左边 = | 6615000 | + | 50 | y |
6615000 | + | 50 | y | = | 300 | + | y | × | 12000 |
50 | y | − | 12000 | y | = | 300 | − | 6615000 |
- | 11950 | y | = | 300 | − | 6615000 |
- | 11950 | y | = | - | 6614700 |
6614700 | = | 11950 | y |
11950 | y | = | 6614700 |
y | = | 6614700 | ÷ | 11950 |
= | 6614700 | × | 1 11950 |
= | 132294 | × | 1 239 |
y | = | 132294 239 |
y | = | 553.531381 |