( | 12 | × | 60 | + | 23 | ) | − | x | + | 9677 | ÷ | 6 | + | 2 | ( | 7 | × | 60 | + | 20 | − | x | ) | ÷ | 3 | = | ( | 87 2 | × | 60 | ) |
方程左边 = | ( | 12 | × | 60 | + | 23 | ) | − | x | + | 9677 6 | + | 2 3 | ( | 7 | × | 60 | + | 20 | − | x | ) |
( | 12 | × | 60 | + | 23 | ) | − | x | + | 9677 6 | + | 2 3 | ( | 7 | × | 60 | + | 20 | − | x | ) | = | ( | 87 2 | × | 60 | ) |
方程左边 = | 12 | × | 60 | + | 23 | − | x | + | 9677 6 | + | 2 3 | ( | 7 | × | 60 | + | 20 | − | x | ) |
= | 720 | + | 23 | − | x | + | 9677 6 | + | 2 3 | ( | 7 | × | 60 | + | 20 | − | x | ) |
= | 14135 6 | − | x | + | 2 3 | ( | 7 | × | 60 | + | 20 | − | x | ) |
= | 14135 6 | − | x | + | 2 3 | × | 7 | × | 60 | + | 2 3 | × | 20 | − | 2 3 | x |
= | 14135 6 | − | x | + | 280 | + | 40 3 | − | 2 3 | x |
= | 15895 6 | − | 5 3 | x |
15895 6 | − | 5 3 | x | = | ( | 87 2 | × | 60 | ) |
方程右边 = | 87 2 | × | 60 |
= | 2610 |
15895 6 | − | 5 3 | x | = | 2610 |
- | 5 3 | x | = | 2610 | − | 15895 6 |
- | 5 3 | x | = | - | 235 6 |
235 6 | = | 5 3 | x |
5 3 | x | = | 235 6 |
x | = | 235 6 | ÷ | 5 3 |
= | 235 6 | × | 3 5 |
= | 47 2 | × | 1 |
x | = | 47 2 |
x | = | 23.5 |