( | x | × | 113 100 | − | 999 100 | ) | × | 999 100 | = | 10 |
方程左边 = | x | × | 113 100 | × | 999 100 | − | 999 100 | × | 999 100 |
= | x | × | 112887 10000 | − | 998001 10000 |
112887 10000 | x | − | 998001 10000 | = | 10 |
112887 10000 | x | = | 10 | + | 998001 10000 |
112887 10000 | x | = | 1098001 10000 |
x | = | 1098001 10000 | ÷ | 112887 10000 |
= | 1098001 10000 | × | 10000 112887 |
= | 1098001 | × | 1 112887 |
x | = | 1098001 112887 |
x | = | 9.72655 |