45200 | × | 188 | × | 50 | × | 700 | + | 200000 | × | 188 | ÷ | y | × | ( | y | − | 35 | ) | × | 5652 5 | + | 200000 | × | 188 | ÷ | y | = | 206000 | × | 188 | ÷ | y | × | ( | 12 | + | 150 | − | y | ) | × | 180 | + | 206000 | × | 188 | ÷ | y | × | ( | 534 | − | y | ) | × | 22 | × | 180 |
方程两边同时乘以: | y |
45200 | × | 188 | × | 50 | × | 700 | y | + | 200000 | × | 188 | ( | y | − | 35 | ) | × | 5652 5 | + | 200000 | × | 188 | ÷ | 1 | = | 206000 | × | 188 | ÷ | 1 | × | ( | 12 | + | 150 | − | y | ) | × | 180 | × | 1 | + | 206000 | × | 188 | ÷ | 1 | × | ( | 534 | − | y | ) | × | 22 | × | 180 |
45200 | × | 188 | × | 50 | × | 700 | y | + | 200000 | × | 188 | y | × | 5652 5 | − | 200000 | × | 188 | × | 35 | = | 206000 | × | 188 | ÷ | 1 | × | ( | 12 | + | 150 | − | y | ) | × | 180 | × | 1 | + | 206000 | × | 188 | ÷ | 1 | × | ( | 534 | − | y | ) | × | 22 | × | 180 |
45200 | × | 188 | × | 50 | × | 700 | y | + | 200000 | × | 188 | y | × | 5652 5 | − | 200000 | × | 188 | × | 35 | = | 206000 | × | 188 | ÷ | 1 | × | 12 | × | 180 | × | 1 | + | 206000 | × | 188 | ÷ | 1 | × | 150 | × | 180 | × | 1 |