( | 331979 100 | x | + | 65783 25 | × | 5000 | + | 149023 100 | × | 5000 | + | 21901 5 | × | 5000 | + | 91617 20 | × | 5000 | ) | ÷ | 2 | − | 331979 100 | x | + | 91617 20 | × | 5000 | = | 0 |
方程左边 = | ( | 331979 100 | x | + | 65783 25 | × | 5000 | + | 149023 100 | × | 5000 | + | 21901 5 | × | 5000 | + | 91617 20 | × | 5000 | ) | × | 1 2 | − | 331979 100 | x | + | 22904250 |
( | 331979 100 | x | + | 65783 25 | × | 5000 | + | 149023 100 | × | 5000 | + | 21901 5 | × | 5000 | + | 91617 20 | × | 5000 | ) | × | 1 2 | − | 331979 100 | x | + | 22904250 | = | 0 |
方程左边 = | 331979 100 | x | × | 1 2 | + | 65783 25 | × | 5000 | × | 1 2 | + | 149023 100 | × | 5000 | × | 1 2 | + | 21901 5 | × | 5000 | × | 1 2 |
= | 331979 200 | x | + | 6578300 | + | 3725575 | + | 10950500 | + | 11452125 | − | 331979 100 | x | + | 22904250 |
= | - | 331979 200 | x | + | 55610750 |
- | 331979 200 | x | + | 55610750 | = | 0 |
- | 331979 200 | x | = | 0 | − | 55610750 |
- | 331979 200 | x | = | - | 55610750 |
55610750 | = | 331979 200 | x |
331979 200 | x | = | 55610750 |
x | = | 55610750 | ÷ | 331979 200 |
= | 55610750 | × | 200 331979 |
x | = | 11122150000 331979 |