( | 301 2 | + | 355 2 | ) | ÷ | 30 | × | x | + | 263 | ÷ | 30 | × | ( | x | + | 15 | ) | + | 120 | ÷ | 30 | × | ( | x | + | 30 | ) | = | 1017 |
方程左边 = | ( | 301 2 | + | 355 2 | ) | × | 1 30 | x | + | 263 30 | ( | x | + | 15 | ) | + | 4 | ( | x | + | 30 | ) |
( | 301 2 | + | 355 2 | ) | × | 1 30 | x | + | 263 30 | ( | x | + | 15 | ) | + | 4 | ( | x | + | 30 | ) | = | 1017 |
方程左边 = | 301 2 | × | 1 30 | x | + | 355 2 | × | 1 30 | x | + | 263 30 | ( | x | + | 15 | ) | + | 4 | ( | x | + | 30 | ) |
= | 301 60 | x | + | 71 12 | x | + | 263 30 | ( | x | + | 15 | ) | + | 4 | ( | x | + | 30 | ) |
= | 164 15 | x | + | 263 30 | ( | x | + | 15 | ) | + | 4 | ( | x | + | 30 | ) |
= | 164 15 | x | + | 263 30 | x | + | 263 30 | × | 15 | + | 4 | ( | x | + | 30 | ) |
= | 164 15 | x | + | 263 30 | x | + | 263 2 | + | 4 | ( | x | + | 30 | ) |
= | 197 10 | x | + | 263 2 | + | 4 | ( | x | + | 30 | ) |
= | 197 10 | x | + | 263 2 | + | 4 | x | + | 4 | × | 30 |
= | 197 10 | x | + | 263 2 | + | 4 | x | + | 120 |
= | 237 10 | x | + | 503 2 |
237 10 | x | + | 503 2 | = | 1017 |
237 10 | x | = | 1017 | − | 503 2 |
237 10 | x | = | 1531 2 |
x | = | 1531 2 | ÷ | 237 10 |
= | 1531 2 | × | 10 237 |
= | 1531 | × | 5 237 |
x | = | 7655 237 |
x | = | 32.299578 |