( | 20 | − | x | ) | × | 4 5 | × | 18082 | ÷ | 1000 | + | 18082 | = | 18130 |
方程左边 = | ( | 20 | − | x | ) | × | 9041 625 | + | 18082 |
( | 20 | − | x | ) | × | 9041 625 | + | 18082 | = | 18130 |
方程左边 = | 20 | × | 9041 625 | − | x | × | 9041 625 | + | 18082 |
= | 36164 125 | − | x | × | 9041 625 | + | 18082 |
= | 2296414 125 | − | 9041 625 | x |
2296414 125 | − | 9041 625 | x | = | 18130 |
- | 9041 625 | x | = | 18130 | − | 2296414 125 |
- | 9041 625 | x | = | - | 30164 125 |
30164 125 | = | 9041 625 | x |
9041 625 | x | = | 30164 125 |
x | = | 30164 125 | ÷ | 9041 625 |
= | 30164 125 | × | 625 9041 |
= | 30164 | × | 5 9041 |
x | = | 150820 9041 |
x | = | 16.681783 |