100 | × | 137 10 | + | 100 | × | 22 | + | x | × | 301 10 | = | ( | 100 | + | x | ) | × | 25 |
方程左边 = | 1370 | + | 2200 | + | x | × | 301 10 |
= | 3570 | + | 301 10 | x |
3570 | + | 301 10 | x | = | ( | 100 | + | x | ) | × | 25 |
方程右边 = | 100 | × | 25 | + | x | × | 25 |
= | 2500 | + | x | × | 25 |
3570 | + | 301 10 | x | = | 2500 | + | 25 | x |
301 10 | x | − | 25 | x | = | 2500 | − | 3570 |
51 10 | x | = | 2500 | − | 3570 |
51 10 | x | = | - | 1070 |
x | = | - | 1070 | ÷ | 51 10 |
= | - | 1070 | × | 10 51 |
x | = | - | 10700 51 |
x | = | - 209.803922 |