1 | = | 2 | ( | 1 | − | x | ) | ÷ | ( | 65 | − | 60 | x | ) | − | ( | 1 | − | x | ) | ÷ | ( | 12 | − | 10 | x | ) |
方程两边同时乘以: | ( | 65 | − | 60 | x | ) |
1 | ( | 65 | − | 60 | x | ) | = | 2 | ( | 1 | − | x | ) | − | ( | 1 | − | x | ) | ÷ | ( | 12 | − | 10 | x | ) | × | ( | 65 | − | 60 | x | ) |
1 | × | 65 | − | 1 | × | 60 | x | = | 2 | ( | 1 | − | x | ) | − | ( | 1 | − | x | ) | ÷ | ( | 12 | − | 10 | x | ) | × | ( | 65 | − | 60 | x | ) |
1 | × | 65 | − | 1 | × | 60 | x | = | 2 | × | 1 | − | 2 | x | − | ( | 1 | − | x | ) | ÷ | ( | 12 | − | 10 | x | ) | × | ( | 65 | − | 60 | x | ) |
65 | − | 60 | x | = | 2 | − | 2 | x | − | ( | 1 | − | x | ) | ÷ | ( | 12 | − | 10 | x | ) | × | ( | 65 | − | 60 | x | ) |
方程两边同时乘以: | ( | 12 | − | 10 | x | ) |
65 | ( | 12 | − | 10 | x | ) | − | 60 | x | ( | 12 | − | 10 | x | ) | = | 2 | ( | 12 | − | 10 | x | ) | − | 2 | x | ( | 12 | − | 10 | x | ) | − | ( | 1 | − | x | ) | ( | 65 | − | 60 | x | ) |
65 | × | 12 | − | 65 | × | 10 | x | − | 60 | x | ( | 12 | − | 10 | x | ) | = | 2 | ( | 12 | − | 10 | x | ) | − | 2 | x | ( | 12 | − | 10 | x | ) | − | ( | 1 | − | x | ) | ( | 65 | − | 60 | x | ) |
65 | × | 12 | − | 65 | × | 10 | x | − | 60 | x | ( | 12 | − | 10 | x | ) | = | 2 | × | 12 | − | 2 | × | 10 | x | − | 2 | x | ( | 12 | − | 10 | x | ) | − | ( | 1 | − | x | ) | ( | 65 | − | 60 | x | ) |
780 | − | 650 | x | − | 60 | x | ( | 12 | − | 10 | x | ) | = | 24 | − | 20 | x | − | 2 | x | ( | 12 | − | 10 | x | ) | − | ( | 1 | − | x | ) | ( | 65 | − | 60 | x | ) |
780 | − | 650 | x | − | 60 | x | × | 12 | + | 60 | x | × | 10 | x | = | 24 | − | 20 | x | − | 2 | x | ( | 12 | − | 10 | x | ) | − | ( | 1 | − | x | ) | ( | 65 | − | 60 | x | ) |
780 | − | 650 | x | − | 60 | x | × | 12 | + | 60 | x | × | 10 | x | = | 24 | − | 20 | x | − | 2 | x | × | 12 | + | 2 | x | × | 10 | x | − | ( | 1 | − | x | ) | ( | 65 | − | 60 | x | ) |
780 | − | 650 | x | − | 720 | x | + | 600 | x | x | = | 24 | − | 20 | x | − | 24 | x | + | 20 | x | x | − | ( | 1 | − | x | ) | ( | 65 | − | 60 | x | ) |
780 | − | 1370 | x | + | 600 | x | x | = | 24 | − | 44 | x | + | 20 | x | x | − | ( | 1 | − | x | ) | ( | 65 | − | 60 | x | ) |
780 | − | 1370 | x | + | 600 | x | x | = | 24 | − | 44 | x | + | 20 | x | x | − | 1 | ( | 65 | − | 60 | x | ) | + | x | ( | 65 | − | 60 | x | ) |
780 | − | 1370 | x | + | 600 | x | x | = | 24 | − | 44 | x | + | 20 | x | x | − | 1 | × | 65 | + | 1 | × | 60 | x | + | x |
780 | − | 1370 | x | + | 600 | x | x | = | 24 | − | 44 | x | + | 20 | x | x | − | 65 | + | 60 | x | + | x | ( | 65 | − | 60 | x | ) |
780 | − | 1370 | x | + | 600 | x | x | = | - | 41 | + | 16 | x | + | 20 | x | x | + | x | ( | 65 | − | 60 | x | ) |
780 | − | 1370 | x | + | 600 | x | x | = | - | 41 | + | 16 | x | + | 20 | x | x | + | x | × | 65 | − | x | × | 60 | x |
780 | − | 1370 | x | + | 600 | x | x | = | - | 41 | + | 81 | x | + | 20 | x | x | − | x | × | 60 | x |