X | ÷ | 111 | − | 1 5 | − | 20 | ÷ | 447 10 | = | 119 50000 | ( | X | + | 120 | ) |
方程左边 = | X | × | 1 111 | − | 1 5 | − | 200 447 |
= | 1 111 | X | − | 1447 2235 |
1 111 | X | − | 1447 2235 | = | 119 50000 | ( | X | + | 120 | ) |
方程右边 = | 119 50000 | X | + | 119 50000 | × | 120 |
= | 119 50000 | X | + | 357 1250 |
1 111 | X | − | 1447 2235 | = | 119 50000 | X | + | 357 1250 |
1 111 | X | − | 119 50000 | X | = | 357 1250 | + | 1447 2235 |
36791 5550000 | X | = | 357 1250 | + | 1447 2235 |
36791 5550000 | X | = | 521329 558750 |
X | = | 521329 558750 | ÷ | 36791 5550000 |
= | 521329 558750 | × | 5550000 36791 |
= | 521329 149 | × | 1480 36791 |
X | = | 771566920 5481859 |
X | = | 140.749136 |