( | 1 | − | ( | 1 | ÷ | 7 | ) | X | ) | ÷ | X | = | ( | 1 | ÷ | ( | 1 | ÷ | 14 | ) | ) | ÷ | ( | X | + | 1 | ÷ | 2 | ) |
方程两边同时乘以: | X | , | ( | X | + | 1 | ÷ | 2 | ) |
( | 1 | − | ( | 1 | ÷ | 7 | ) | X | ) | ( | X | + | 1 | ÷ | 2 | ) | = | ( | 1 | ÷ | ( | 1 | ÷ | 14 | ) | ) | X |
1 | ( | X | + | 1 | ÷ | 2 | ) | − | ( | 1 | ÷ | 7 | ) | X | ( | X | + | 1 | ÷ | 2 | ) | = | ( | 1 | ÷ | ( | 1 | ÷ | 14 | ) | ) | X |
1 | ( | X | + | 1 | ÷ | 2 | ) | − | ( | 1 | ÷ | 7 | ) | X | ( | X | + | 1 | ÷ | 2 | ) | = | 1 | ÷ | ( | 1 | ÷ | 14 | ) | × | X |
方程两边同时乘以: | ( | 1 | ÷ | 14 | ) |
1 | ( | X | + | 1 | ÷ | 2 | ) | ( | 1 | ÷ | 14 | ) | − | ( | 1 | ÷ | 7 | ) | X | ( | X | + | 1 | ÷ | 2 | ) | ( | 1 | ÷ | 14 | ) | = | 1 | X |
1 | X | ( | 1 | ÷ | 14 | ) | + | 1 | × | 1 | ÷ | 2 | × | ( | 1 | ÷ | 14 | ) | − | ( | 1 | ÷ | 7 | ) | X | ( | X | + | 1 | ÷ | 2 | ) | ( | 1 | ÷ | 14 | ) | = | 1 | X |
1 | X | ( | 1 | ÷ | 14 | ) | + | 1 2 | ( | 1 | ÷ | 14 | ) | − | ( | 1 | ÷ | 7 | ) | X | ( | X | + | 1 | ÷ | 2 | ) | ( | 1 | ÷ | 14 | ) | = | 1 | X |
1 | X | × | 1 | ÷ | 14 | + | 1 2 | ( | 1 | ÷ | 14 | ) | − | ( | 1 | ÷ | 7 | ) | X | ( | X | + | 1 | ÷ | 2 | ) | ( | 1 | ÷ | 14 | ) | = | 1 | X |
1 14 | X | + | 1 2 | ( | 1 | ÷ | 14 | ) | − | ( | 1 | ÷ | 7 | ) | X | ( | X | + | 1 | ÷ | 2 | ) | ( | 1 | ÷ | 14 | ) | = | 1 | X |
1 14 | X | + | 1 2 | × | 1 | ÷ | 14 | − | ( | 1 | ÷ | 7 | ) | X | ( | X | + | 1 | ÷ | 2 | ) | ( | 1 | ÷ | 14 | ) | = | 1 | X |
1 14 | X | + | 1 28 | − | ( | 1 | ÷ | 7 | ) | X | ( | X | + | 1 | ÷ | 2 | ) | ( | 1 | ÷ | 14 | ) | = | 1 | X |
1 14 | X | + | 1 28 | − | 1 | ÷ | 7 | × | X | ( | X | + | 1 | ÷ | 2 | ) | ( | 1 | ÷ | 14 | ) | = | 1 | X |
1 14 | X | + | 1 28 | − | 1 7 | X | ( | X | + | 1 | ÷ | 2 | ) | ( | 1 | ÷ | 14 | ) | = | 1 | X |
1 14 | X | + | 1 28 | − | 1 7 | X | X | ( | 1 | ÷ | 14 | ) | − | 1 7 | X | × | 1 | ÷ | 2 | × | ( | 1 | ÷ | 14 | ) | = | 1 | X |
1 14 | X | + | 1 28 | − | 1 7 | X | X | ( | 1 | ÷ | 14 | ) | − | 1 14 | X | ( | 1 | ÷ | 14 | ) | = | 1 | X |
1 14 | X | + | 1 28 | − | 1 7 | X | X | × | 1 | ÷ | 14 | − | 1 14 | X | ( | 1 | ÷ | 14 | ) | = | 1 | X |
1 14 | X | + | 1 28 | − | 1 98 | X | X | − | 1 14 | X | ( | 1 | ÷ | 14 | ) | = | 1 | X |
1 14 | X | + | 1 28 | − | 1 98 | X | X | − | 1 14 | X | × | 1 | ÷ | 14 | = | 1 | X |
1 14 | X | + | 1 28 | − | 1 98 | X | X | − | 1 196 | X | = | 1 | X |
13 196 | X | + | 1 28 | − | 1 98 | X | X | = | 1 | X |