x | ÷ | 101 100 | × | 1 100 | + | ( | 100000 | − | x | ) | ÷ | 103 100 | × | 3 100 | = | 425295903 250000 |
方程左边 = | x | × | 1 101 | + | ( | 100000 | − | x | ) | × | 3 103 |
1 101 | x | + | ( | 100000 | − | x | ) | × | 3 103 | = | 425295903 250000 |
方程左边 = | 1 101 | x | + | 100000 | × | 3 103 | − | x | × | 3 103 |
= | 1 101 | x | + | 300000 103 | − | x | × | 3 103 |
= | - | 200 10403 | x | + | 300000 103 |
- | 200 10403 | x | + | 300000 103 | = | 425295903 250000 |
- | 200 10403 | x | = | 425295903 250000 | − | 300000 103 |