( | 150 | ( | 1 | − | x | ) | + | 50 | x | ) | × | 46 | × | 1 2 | = | ( | 200 | ( | 1 | − | x | ) | + | 40 | x | ) | × | 66 | × | 1 2 |
方程左边 = | ( | 150 | ( | 1 | − | x | ) | + | 50 | x | ) | × | 23 |
( | 150 | ( | 1 | − | x | ) | + | 50 | x | ) | × | 23 | = | ( | 200 | ( | 1 | − | x | ) | + | 40 | x | ) | × | 66 | × | 1 2 |
方程左边 = | 150 | ( | 1 | − | x | ) | × | 23 | + | 50 | x | × | 23 |
= | 3450 | ( | 1 | − | x | ) | + | 1150 | x |
= | 3450 | × | 1 | − | 3450 | x | + | 1150 | x |
= | 3450 | − | 3450 | x | + | 1150 | x |
= | 3450 | − | 2300 | x |
3450 | − | 2300 | x | = | ( | 200 | ( | 1 | − | x | ) | + | 40 | x | ) | × | 66 | × | 1 2 |
方程右边 = | ( | 200 | ( | 1 | − | x | ) | + | 40 | x | ) | × | 33 |
3450 | − | 2300 | x | = | ( | 200 | ( | 1 | − | x | ) | + | 40 | x | ) | × | 33 |
方程右边 = | 200 | ( | 1 | − | x | ) | × | 33 | + | 40 | x | × | 33 |
= | 6600 | ( | 1 | − | x | ) | + | 1320 | x |
= | 6600 | × | 1 | − | 6600 | x | + | 1320 | x |
= | 6600 | − | 6600 | x | + | 1320 | x |
= | 6600 | − | 5280 | x |
3450 | − | 2300 | x | = | 6600 | − | 5280 | x |
- | 2300 | x | + | 5280 | x | = | 6600 | − | 3450 |
2980 | x | = | 6600 | − | 3450 |
2980 | x | = | 3150 |
x | = | 3150 | ÷ | 2980 |
= | 3150 | × | 1 2980 |
= | 315 | × | 1 298 |
x | = | 315 298 |
x | = | 1.057047 |