( | 8 | ÷ | 5 | ) | ( | 5 | − | 4 | x | ) | + | ( | 2 | ÷ | 3 | ) | ( | 4 | x | − | 5 | ) | = | ( | - | 1 | ÷ | 4 | ) | ( | 3 | x | − | 5 | ) | − | ( | 9 | ÷ | 5 | ) | ( | 5 | − | 3 | x | ) |
方程左边 = | 8 | ÷ | 5 | × | ( | 5 | − | 4 | x | ) | + | ( | 2 | ÷ | 3 | ) | ( | 4 | x | − | 5 | ) |
= | 8 5 | ( | 5 | − | 4 | x | ) | + | ( | 2 | ÷ | 3 | ) | ( | 4 | x | − | 5 | ) |
= | 8 5 | × | 5 | − | 8 5 | × | 4 | x | + | ( | 2 | ÷ | 3 | ) | ( | 4 | x | − | 5 | ) |
= | 8 | − | 32 5 | x | + | ( | 2 | ÷ | 3 | ) | ( | 4 | x | − | 5 | ) |
= | 8 | − | 32 5 | x | + | 2 | ÷ | 3 | × | ( | 4 | x | − | 5 | ) |
= | 8 | − | 32 5 | x | + | 2 3 | ( | 4 | x | − | 5 | ) |
= | 8 | − | 32 5 | x | + | 2 3 | × | 4 | x | − | 2 3 | × | 5 |
= | 8 | − | 32 5 | x | + | 8 3 | x | − | 10 3 |
= | 14 3 | − | 56 15 | x |
14 3 | − | 56 15 | x | = | ( | - | 1 | ÷ | 4 | ) | ( | 3 | x | − | 5 | ) | − | ( | 9 | ÷ | 5 | ) | ( | 5 | − | 3 | x | ) |
方程右边 = | - | 1 | ÷ | 4 | × | ( | 3 | x | − | 5 | ) | − | ( | 9 | ÷ | 5 | ) | ( | 5 | − | 3 | x | ) |
= | - | 1 4 | ( | 3 | x | − | 5 | ) | − | ( | 9 | ÷ | 5 | ) | ( | 5 | − | 3 | x | ) |
= | - | 1 4 | × | 3 | x | + | 1 4 | × | 5 | − | ( | 9 | ÷ | 5 | ) | ( | 5 | − | 3 | x | ) |
= | - | 3 4 | x | + | 5 4 | − | ( | 9 | ÷ | 5 | ) | ( | 5 | − | 3 | x | ) |
= | - | 3 4 | x | + | 5 4 | − | 9 | ÷ | 5 | × | ( | 5 | − | 3 | x | ) |
= | - | 3 4 | x | + | 5 4 | − | 9 5 | ( | 5 | − | 3 | x | ) |
= | - | 3 4 | x | + | 5 4 | − | 9 5 | × | 5 | + | 9 5 | × | 3 | x |
= | - | 3 4 | x | + | 5 4 | − | 9 | + | 27 5 | x |
= | 93 20 | x | − | 31 4 |
14 3 | − | 56 15 | x | = | 93 20 | x | − | 31 4 |
- | 56 15 | x | − | 93 20 | x | = | - | 31 4 | − | 14 3 |
- | 503 60 | x | = | - | 31 4 | − | 14 3 |
- | 503 60 | x | = | - | 149 12 |
149 12 | = | 503 60 | x |
503 60 | x | = | 149 12 |
x | = | 149 12 | ÷ | 503 60 |
= | 149 12 | × | 60 503 |
= | 149 | × | 5 503 |
x | = | 745 503 |
x | = | 1.481113 |