( | 1621 100 | × | 1000000 | + | 1361 10000 | ÷ | x | ÷ | x | ) | ( | x | − | 77 2000 | × | 1 1000 | ) | = | 189 | × | 16629 2000 |
1621 100 | × | 1000000 | ( | x | − | 77 2000 | × | 1 1000 | ) | + | 1361 10000 | ÷ | x | ÷ | x | × | ( | x | − | 77 2000 | × | 1 1000 | ) | = | 189 | × | 16629 2000 |
16210000 | ( | x | − | 77 2000 | × | 1 1000 | ) | + | 1361 10000 | ÷ | x | ÷ | x | × | ( | x | − | 77 2000 | × | 1 1000 | ) | = | 3142881 2000 |
方程两边同时乘以: | x |
16210000 | ( | x | − | 77 2000 | × | 1 1000 | ) | x | + | 1361 10000 | ÷ | x | × | ( | x | − | 77 2000 | × | 1 1000 | ) | = | 3142881 2000 | x |
16210000 | x | x | − | 16210000 | × | 77 2000 | × | 1 1000 | x | + | 1361 10000 | ÷ | x | × | ( | x | − | 77 2000 | × | 1 1000 | ) | = | 3142881 2000 | x |
16210000 | x | x | − | 124817 200 | x | + | 1361 10000 | ÷ | x | × | ( | x | − | 77 2000 | × | 1 1000 | ) | = | 3142881 2000 | x |
方程两边同时乘以: | x |
16210000 | x | x | x | − | 124817 200 | x | x | + | 1361 10000 | ( | x | − | 77 2000 | × | 1 1000 | ) | = | 3142881 2000 | x | x |
16210000 | x | x | x | − | 124817 200 | x | x | + | 1361 10000 | x | − | 1361 10000 | × | 77 2000 | × | 1 1000 | = | 3142881 2000 | x | x |