y | = | ( | y | − | 5 | ) | × | 3 100 | + | ( | y | − | 5 | ) | × | 97 100 | × | 1 5 | + | 25 | + | 100 | + | 55 | + | y |
方程右边 = | ( | y | − | 5 | ) | × | 3 100 | + | ( | y | − | 5 | ) | × | 97 500 | + | 25 | + | 100 | + | 55 | + | y |
= | ( | y | − | 5 | ) | × | 3 100 | + | ( | y | − | 5 | ) | × | 97 500 | + | 180 | + | y |
y | = | ( | y | − | 5 | ) | × | 3 100 | + | ( | y | − | 5 | ) | × | 97 500 | + | 180 | + | y |
方程右边 = | y | × | 3 100 | − | 5 | × | 3 100 | + | ( | y | − | 5 | ) | × | 97 500 | + | 180 | + | y |
= | y | × | 3 100 | − | 3 20 | + | ( | y | − | 5 | ) | × | 97 500 | + | 180 | + | y |
= | 103 100 | y | + | 3597 20 | + | ( | y | − | 5 | ) | × | 97 500 |
= | 103 100 | y | + | 3597 20 | + | y | × | 97 500 | − | 5 | × | 97 500 |
= | 103 100 | y | + | 3597 20 | + | y | × | 97 500 | − | 97 100 |
= | 153 125 | y | + | 4472 25 |
y | = | 153 125 | y | + | 4472 25 |
y | − | 153 125 | y | = | 4472 25 |
- | 28 125 | y | = | 4472 25 |
- | 4472 25 | = | 28 125 | y |
28 125 | y | = | - | 4472 25 |
y | = | - | 4472 25 | ÷ | 28 125 |
= | - | 4472 25 | × | 125 28 |
= | - | 1118 | × | 5 7 |
y | = | - | 5590 7 |
y | = | - 798.571429 |