x | + | 1 | ÷ | ( | 1 | − | x | ) | + | 1 | ÷ | x | = | 13 | ÷ | 6 |
方程两边同时乘以: | ( | 1 | − | x | ) |
x | ( | 1 | − | x | ) | + | 1 | + | 1 | ÷ | x | × | ( | 1 | − | x | ) | = | 13 | ÷ | 6 | × | ( | 1 | − | x | ) |
x | × | 1 | − | x | x | + | 1 | + | 1 | ÷ | x | × | ( | 1 | − | x | ) | = | 13 | ÷ | 6 | × | ( | 1 | − | x | ) |
x | × | 1 | − | x | x | + | 1 | + | 1 | ÷ | x | × | ( | 1 | − | x | ) | = | 13 | ÷ | 6 | × | 1 | − | 13 | ÷ | 6 | × | x |
x | × | 1 | − | x | x | + | 1 | + | 1 | ÷ | x | × | ( | 1 | − | x | ) | = | 13 6 | − | 13 6 | x |
方程两边同时乘以: | x |
1 | x | x | − | x | x | x | + | 1 | x | + | 1 | ( | 1 | − | x | ) | = | 13 6 | x | − | 13 6 | x | x |
1 | x | x | − | x | x | x | + | 1 | x | + | 1 | × | 1 | − | 1 | x | = | 13 6 | x | − | 13 6 | x | x |
1 | x | x | − | x | x | x | + | 1 | x | + | 1 | − | 1 | x | = | 13 6 | x | − | 13 6 | x | x |
1 | x | x | − | x | x | x | + | 0 | x | + | 1 | = | 13 6 | x | − | 13 6 | x | x |