144 | ÷ | x | × | 45200 | × | 700 | × | 50 | + | ( | x | − | 35 | ) | × | 144 | ÷ | x | × | 206000 | × | 11309 10 | + | ( | x | − | 115 | ) | × | 144 | = | ( | 150 | − | x | ) | × | 144 | ÷ | x | × | 34500 | ( | 150 | − | x | ) | × | 700 | + | ( | 162 | − | x | ) | × | 206000 | × | 144 | ÷ | x | × | 12 | × | 180 |
方程两边同时乘以: | x |
144 | × | 45200 | × | 700 | × | 50 | + | ( | x | − | 35 | ) | × | 144 | ÷ | 1 | × | 206000 | × | 11309 10 | × | 1 | + | ( | x | − | 115 | ) | × | 144 | = | ( | 150 | − | x | ) | × | 144 | ÷ | 1 | × | 34500 | ( | 150 | − | x | ) | × | 700 | × | 1 | + | ( | 162 | − | x | ) | × | 206000 | × | 144 | ÷ | 1 | × | 12 |
144 | × | 45200 | × | 700 | × | 50 | + | x | × | 144 | ÷ | 1 | × | 206000 | × | 11309 10 | × | 1 | − | 35 | × | 144 | = | ( | 150 | − | x | ) | × | 144 | ÷ | 1 | × | 34500 | ( | 150 | − | x | ) | × | 700 | × | 1 | + | ( | 162 | − | x | ) | × | 206000 | × | 144 | ÷ | 1 | × | 12 |
144 | × | 45200 | × | 700 | × | 50 | + | x | × | 144 | ÷ | 1 | × | 206000 | × | 11309 10 | × | 1 | − | 35 | × | 144 | = | 150 | × | 144 | ÷ | 1 | × | 34500 | ( | 150 | − | x | ) | × | 700 | × | 1 | − | x | × | 144 | ÷ | 1 | × | 34500 | ( | 150 | − | x | ) |