x | − | x | × | 13 200 | − | ( | x | + | 2318347 10 | ) | × | 3 10000 | = | 2318347 10 |
方程左边 = | 187 200 | x | − | ( | x | + | 2318347 10 | ) | × | 3 10000 |
187 200 | x | − | ( | x | + | 2318347 10 | ) | × | 3 10000 | = | 2318347 10 |
方程左边 = | 187 200 | x | − | x | × | 3 10000 | − | 2318347 10 | × | 3 10000 |
= | 187 200 | x | − | x | × | 3 10000 | − | 6955041 100000 |
= | 9347 10000 | x | − | 6955041 100000 |
9347 10000 | x | − | 6955041 100000 | = | 2318347 10 |
9347 10000 | x | = | 2318347 10 | + | 6955041 100000 |