( | x | − | 30201 250 | ) | × | 10 | − | 3 5 | − | 3 5 | = | 2 |
方程左边 = | ( | x | − | 30201 250 | ) | × | 10 | − | 6 5 |
( | x | − | 30201 250 | ) | × | 10 | − | 6 5 | = | 2 |
方程左边 = | x | × | 10 | − | 30201 250 | × | 10 | − | 6 5 |
= | x | × | 10 | − | 30201 25 | − | 6 5 |
= | 10 | x | − | 30231 25 |
10 | x | − | 30231 25 | = | 2 |
10 | x | = | 2 | + | 30231 25 |
10 | x | = | 30281 25 |
x | = | 30281 25 | ÷ | 10 |
= | 30281 25 | × | 1 10 |
x | = | 30281 250 |
x | = | 121.124 |