27 10 | × | 6029 10000 | × | 500000 | ÷ | ( | 200000 | x | ) | × | ( | 19 10 | × | 40 | + | 2 25 | × | 25 | × | 400 | × | 400 | ÷ | x | ) | = | 1 5 |
方程两边同时乘以: | ( | 200000 | x | ) |
27 10 | × | 6029 10000 | × | 500000 | ( | 19 10 | × | 40 | + | 2 25 | × | 25 | × | 400 | × | 400 | ÷ | x | ) | = | 1 5 | ( | 200000 | x | ) |
27 10 | × | 6029 10000 | × | 500000 | × | 19 10 | × | 40 | + | 27 10 | × | 6029 10000 | × | 500000 | × | 2 25 | × | 25 | × | 400 | × | 400 | = | 1 5 | ( | 200000 | x | ) |
27 10 | × | 6029 10000 | × | 500000 | × | 19 10 | × | 40 | + | 27 10 | × | 6029 10000 | × | 500000 | × | 2 25 | × | 25 | × | 400 | × | 400 | = | 1 5 | × | 200000 | x |