38584 | ( | 1 5 | x | + | 1 2 | ) | + | 1201 | ( | 4 5 | x | − | 2 | ) | + | 18256 | x | + | 44638 | ( | 1 5 | x | + | 4 5 | x | × | 13 10 | ) | = | 800000 |
方程左边 = | 38584 | × | 1 5 | x | + | 38584 | × | 1 2 | + | 1201 | ( | 4 5 | x | − | 2 | ) | + | 18256 | x | + | 44638 | ( | 1 5 | x | + | 4 5 | x | × | 13 10 | ) |
= | 38584 5 | x | + | 19292 | + | 1201 | ( | 4 5 | x | − | 2 | ) | + | 18256 | x | + | 44638 | ( | 1 5 | x | + | 4 5 | x | × | 13 10 | ) |
= | 129864 5 | x | + | 19292 | + | 1201 | ( | 4 5 | x | − | 2 | ) | + | 44638 | ( | 1 5 | x | + | 4 5 | x | × | 13 10 | ) |
= | 129864 5 | x | + | 19292 | + | 1201 | × | 4 5 | x | − | 1201 | × | 2 | + | 44638 | ( | 1 5 | x | + | 4 5 | x | × | 13 10 | ) |
= | 129864 5 | x | + | 19292 | + | 4804 5 | x | − | 2402 | + | 44638 | ( | 1 5 | x | + | 4 5 | x | × | 13 10 | ) |
= | 134668 5 | x | + | 16890 | + | 44638 | ( | 1 5 | x | + | 4 5 | x | × | 13 10 | ) |
= | 134668 5 | x | + | 16890 | + | 44638 | × | 1 5 | x | + | 44638 | × | 4 5 | x | × | 13 10 |
= | 134668 5 | x | + | 16890 | + | 44638 5 | x | + | 1160588 25 | x |
= | 2057118 25 | x | + | 16890 |
2057118 25 | x | + | 16890 | = | 800000 |
2057118 25 | x | = | 800000 | − | 16890 |
2057118 25 | x | = | 783110 |
x | = | 783110 | ÷ | 2057118 25 |
= | 783110 | × | 25 2057118 |
= | 391555 | × | 25 1028559 |
x | = | 9788875 1028559 |
x | = | 9.517077 |