87 1000 | x | ÷ | 54 | + | 299 10000 | ( | 1 | − | x | ) | ÷ | 65 | = | 197 200000 |
方程左边 = | 29 18000 | x | + | 23 50000 | ( | 1 | − | x | ) |
29 18000 | x | + | 23 50000 | ( | 1 | − | x | ) | = | 197 200000 |
方程左边 = | 29 18000 | x | + | 23 50000 | × | 1 | − | 23 50000 | x |
= | 29 18000 | x | + | 23 50000 | − | 23 50000 | x |
= | 259 225000 | x | + | 23 50000 |
259 225000 | x | + | 23 50000 | = | 197 200000 |
259 225000 | x | = | 197 200000 | − | 23 50000 |
259 225000 | x | = | 21 40000 |
x | = | 21 40000 | ÷ | 259 225000 |
= | 21 40000 | × | 225000 259 |
= | 3 8 | × | 45 37 |
x | = | 135 296 |
x | = | 0.456081 |