x | ÷ | ( | 1 | + | 100 | ÷ | 100 | ) | − | x | ÷ | ( | 1 | + | 130 | ÷ | 100 | ) | + | x | × | 2 | ÷ | ( | 1 | + | 100 | ÷ | 100 | ) | − | x | × | 2 | ÷ | ( | 1 | + | 115 | ÷ | 100 | ) | = | 300 |
方程两边同时乘以: | ( | 1 | + | 100 | ÷ | 100 | ) |
x | − | x | ÷ | ( | 1 | + | 130 | ÷ | 100 | ) | × | ( | 1 | + | 100 | ÷ | 100 | ) | + | x | × | 2 | ÷ | ( | 1 | + | 100 | ÷ | 100 | ) | × | ( | 1 | + | 100 | ÷ | 100 | ) | − | x | × | 2 | ÷ | ( | 1 | + | 115 | ÷ | 100 | ) | × | ( | 1 | + | 100 | ÷ | 100 | ) | = | 300 | ( | 1 | + | 100 | ÷ | 100 | ) |
x | − | x | ÷ | ( | 1 | + | 130 | ÷ | 100 | ) | × | 1 | − | x | ÷ | ( | 1 | + | 130 | ÷ | 100 | ) | × | 100 | ÷ | 100 | + | x | × | 2 | ÷ | ( | 1 | + | 100 | ÷ | 100 | ) | × | ( | 1 | + | 100 | ÷ | 100 | ) | = | 300 | ( | 1 | + | 100 | ÷ | 100 | ) |
x | − | x | ÷ | ( | 1 | + | 130 | ÷ | 100 | ) | × | 1 | − | x | ÷ | ( | 1 | + | 130 | ÷ | 100 | ) | × | 100 | ÷ | 100 | + | x | × | 2 | ÷ | ( | 1 | + | 100 | ÷ | 100 | ) | × | ( | 1 | + | 100 | ÷ | 100 | ) | = | 300 | × | 1 | + | 300 | × | 100 | ÷ | 100 |
x | − | x | ÷ | ( | 1 | + | 130 | ÷ | 100 | ) | × | 1 | − | x | ÷ | ( | 1 | + | 130 | ÷ | 100 | ) | × | 1 | + | x | × | 2 | ÷ | ( | 1 | + | 100 | ÷ | 100 | ) | × | ( | 1 | + | 100 | ÷ | 100 | ) | − | x | = | 300 | + | 300 |
x | − | x | ÷ | ( | 1 | + | 130 | ÷ | 100 | ) | × | 1 | − | x | ÷ | ( | 1 | + | 130 | ÷ | 100 | ) | × | 1 | + | x | × | 2 | ÷ | ( | 1 | + | 100 | ÷ | 100 | ) | × | ( | 1 | + | 100 | ÷ | 100 | ) | − | x | = | 600 |
方程两边同时乘以: | ( | 1 | + | 130 | ÷ | 100 | ) |
x | ( | 1 | + | 130 | ÷ | 100 | ) | − | x | × | 1 | − | x | ÷ | ( | 1 | + | 130 | ÷ | 100 | ) | × | 1 | ( | 1 | + | 130 | ÷ | 100 | ) | + | x | × | 2 | ÷ | ( | 1 | + | 100 | ÷ | 100 | ) | × | ( | 1 | + | 100 | ÷ | 100 | ) | = | 600 | ( | 1 | + | 130 | ÷ | 100 | ) |
x | × | 1 | + | x | × | 130 | ÷ | 100 | − | x | × | 1 | − | x | ÷ | ( | 1 | + | 130 | ÷ | 100 | ) | × | 1 | ( | 1 | + | 130 | ÷ | 100 | ) | + | x | = | 600 | ( | 1 | + | 130 | ÷ | 100 | ) |
x | × | 1 | + | x | × | 130 | ÷ | 100 | − | x | × | 1 | − | x | ÷ | ( | 1 | + | 130 | ÷ | 100 | ) | × | 1 | ( | 1 | + | 130 | ÷ | 100 | ) | + | x | = | 600 | × | 1 | + | 600 | × | 130 | ÷ | 100 |
x | × | 1 | + | x | × | 13 10 | − | x | × | 1 | − | x | ÷ | ( | 1 | + | 130 | ÷ | 100 | ) | × | 1 | ( | 1 | + | 130 | ÷ | 100 | ) | + | x | × | 2 | = | 600 | + | 780 |
13 10 | x | − | x | ÷ | ( | 1 | + | 130 | ÷ | 100 | ) | × | 1 | ( | 1 | + | 130 | ÷ | 100 | ) | + | x | × | 2 | ÷ | ( | 1 | + | 100 | ÷ | 100 | ) | × | ( | 1 | + | 100 | ÷ | 100 | ) | ( | 1 | + | 130 | ÷ | 100 | ) | − | x | = | 1380 |
方程两边同时乘以: | ( | 1 | + | 130 | ÷ | 100 | ) |
13 10 | x | ( | 1 | + | 130 | ÷ | 100 | ) | − | x | × | 1 | ( | 1 | + | 130 | ÷ | 100 | ) | + | x | × | 2 | ÷ | ( | 1 | + | 100 | ÷ | 100 | ) | × | ( | 1 | + | 100 | ÷ | 100 | ) | ( | 1 | + | 130 | ÷ | 100 | ) | ( | 1 | + | 130 | ÷ | 100 | ) | = | 1380 | ( | 1 | + | 130 | ÷ | 100 | ) |
13 10 | x | × | 1 | + | 13 10 | x | × | 130 | ÷ | 100 | − | x | × | 1 | ( | 1 | + | 130 | ÷ | 100 | ) | + | x | × | 2 | = | 1380 | ( | 1 | + | 130 | ÷ | 100 | ) |
13 10 | x | × | 1 | + | 13 10 | x | × | 130 | ÷ | 100 | − | x | × | 1 | ( | 1 | + | 130 | ÷ | 100 | ) | + | x | × | 2 | = | 1380 | × | 1 | + | 1380 | × | 130 | ÷ | 100 |
13 10 | x | + | 169 100 | x | − | x | × | 1 | ( | 1 | + | 130 | ÷ | 100 | ) | + | x | × | 2 | ÷ | ( | 1 | + | 100 | ÷ | 100 | ) | × | ( | 1 | + | 100 | ÷ | 100 | ) | ( | 1 | + | 130 | ÷ | 100 | ) | = | 1380 | + | 1794 |
299 100 | x | − | x | × | 1 | ( | 1 | + | 130 | ÷ | 100 | ) | + | x | × | 2 | ÷ | ( | 1 | + | 100 | ÷ | 100 | ) | × | ( | 1 | + | 100 | ÷ | 100 | ) | ( | 1 | + | 130 | ÷ | 100 | ) | ( | 1 | + | 130 | ÷ | 100 | ) | − | x | = | 3174 |
方程两边同时乘以: | ( | 1 | + | 100 | ÷ | 100 | ) |
299 100 | x | ( | 1 | + | 100 | ÷ | 100 | ) | − | x | × | 1 | ( | 1 | + | 130 | ÷ | 100 | ) | ( | 1 | + | 100 | ÷ | 100 | ) | + | x | × | 2 | ( | 1 | + | 100 | ÷ | 100 | ) | ( | 1 | + | 130 | ÷ | 100 | ) | ( | 1 | + | 130 | ÷ | 100 | ) | = | 3174 | ( | 1 | + | 100 | ÷ | 100 | ) |
299 100 | x | × | 1 | + | 299 100 | x | × | 100 | ÷ | 100 | − | x | × | 1 | ( | 1 | + | 130 | ÷ | 100 | ) | ( | 1 | + | 100 | ÷ | 100 | ) | + | x | = | 3174 | ( | 1 | + | 100 | ÷ | 100 | ) |
299 100 | x | × | 1 | + | 299 100 | x | × | 100 | ÷ | 100 | − | x | × | 1 | ( | 1 | + | 130 | ÷ | 100 | ) | ( | 1 | + | 100 | ÷ | 100 | ) | + | x | = | 3174 | × | 1 | + | 3174 | × | 100 | ÷ | 100 |
299 100 | x | + | 299 100 | x | − | x | × | 1 | ( | 1 | + | 130 | ÷ | 100 | ) | ( | 1 | + | 100 | ÷ | 100 | ) | + | x | × | 2 | ( | 1 | + | 100 | ÷ | 100 | ) | ( | 1 | + | 130 | ÷ | 100 | ) | = | 3174 | + | 3174 |
299 50 | x | − | x | × | 1 | ( | 1 | + | 130 | ÷ | 100 | ) | ( | 1 | + | 100 | ÷ | 100 | ) | + | x | × | 2 | ( | 1 | + | 100 | ÷ | 100 | ) | ( | 1 | + | 130 | ÷ | 100 | ) | ( | 1 | + | 130 | ÷ | 100 | ) | − | x | = | 6348 |
方程两边同时乘以: | ( | 1 | + | 115 | ÷ | 100 | ) |
299 50 | x | ( | 1 | + | 115 | ÷ | 100 | ) | − | x | × | 1 | ( | 1 | + | 130 | ÷ | 100 | ) | ( | 1 | + | 100 | ÷ | 100 | ) | ( | 1 | + | 115 | ÷ | 100 | ) | + | x | × | 2 | ( | 1 | + | 100 | ÷ | 100 | ) | ( | 1 | + | 130 | ÷ | 100 | ) | = | 6348 | ( | 1 | + | 115 | ÷ | 100 | ) |