17600 | ÷ | x | + | 10000 | ÷ | ( | x | + | 112 5 | ) | = | 150 |
方程两边同时乘以: | x |
17600 | + | 10000 | ÷ | ( | x | + | 112 5 | ) | × | x | = | 150 | x |
方程两边同时乘以: | ( | x | + | 112 5 | ) |
17600 | ( | x | + | 112 5 | ) | + | 10000 | x | = | 150 | x | ( | x | + | 112 5 | ) |
17600 | x | + | 17600 | × | 112 5 | + | 10000 | x | = | 150 | x | ( | x | + | 112 5 | ) |
17600 | x | + | 17600 | × | 112 5 | + | 10000 | x | = | 150 | x | x | + | 150 | x | × | 112 5 |
17600 | x | + | 394240 | + | 10000 | x | = | 150 | x | x | + | 3360 | x |
27600 | x | + | 394240 | = | 150 | x | x | + | 3360 | x |