( | ( | 6092781 100 | + | a | + | 10000 | ) | − | 35000 | ) | × | 10 100 | − | 2520 | = | 46391 50 | + | a |
方程左边 = | ( | 6092781 100 | + | a | + | 10000 | ) | × | 10 100 | − | 35000 | × | 10 100 | − | 2520 |
= | ( | 6092781 100 | + | a | + | 10000 | ) | × | 10 100 | − | 3500 | − | 2520 |
= | ( | 6092781 100 | + | a | + | 10000 | ) | × | 10 100 | − | 6020 |
= | 6092781 100 | × | 10 100 | + | a | × | 10 100 | + | 10000 | × | 10 100 | − | 6020 |
= | 6092781 1000 | + | a | × | 10 100 | + | 1000 | − | 6020 |
= | 1072781 1000 | + | 10 100 | a |
1072781 1000 | + | 10 100 | a | = | 46391 50 | + | a |
10 100 | a | − | a | = | 46391 50 | − | 1072781 1000 |
- | 9 10 | a | = | 46391 50 | − | 1072781 1000 |
- | 9 10 | a | = | - | 144961 1000 |
144961 1000 | = | 9 10 | a |
9 10 | a | = | 144961 1000 |
a | = | 144961 1000 | ÷ | 9 10 |
= | 144961 1000 | × | 10 9 |
= | 144961 100 | × | 1 9 |
a | = | 144961 900 |
a | = | 161.067778 |