( | x | − | 25811 200 | ) | × | 10 | − | 1 | − | 1 | = | 2 |
方程左边 = | ( | x | − | 25811 200 | ) | × | 10 | − | 2 |
( | x | − | 25811 200 | ) | × | 10 | − | 2 | = | 2 |
方程左边 = | x | × | 10 | − | 25811 200 | × | 10 | − | 2 |
= | x | × | 10 | − | 25811 20 | − | 2 |
= | 10 | x | − | 25851 20 |
10 | x | − | 25851 20 | = | 2 |
10 | x | = | 2 | + | 25851 20 |
10 | x | = | 25891 20 |
x | = | 25891 20 | ÷ | 10 |
= | 25891 20 | × | 1 10 |
x | = | 25891 200 |
x | = | 129.455 |