9 8 | ( | 1 4 | x | ÷ | ( | 1 4 | x | + | 100 | ) | ) | = | 17 10 | x | ÷ | ( | x | + | 100 | ) |
方程两边同时乘以: | ( | x | + | 100 | ) |
9 8 | ( | 1 4 | x | ÷ | ( | 1 4 | x | + | 100 | ) | ) | ( | x | + | 100 | ) | = | 17 10 | x |
9 8 | × | 1 4 | x | ÷ | ( | 1 4 | x | + | 100 | ) | × | ( | x | + | 100 | ) | = | 17 10 | x |
9 32 | x | ÷ | ( | 1 4 | x | + | 100 | ) | × | ( | x | + | 100 | ) | = | 17 10 | x |
方程两边同时乘以: | ( | 1 4 | x | + | 100 | ) |
9 32 | x | ( | x | + | 100 | ) | = | 17 10 | x | ( | 1 4 | x | + | 100 | ) |
9 32 | x | x | + | 9 32 | x | × | 100 | = | 17 10 | x | ( | 1 4 | x | + | 100 | ) |
9 32 | x | x | + | 9 32 | x | × | 100 | = | 17 10 | x | × | 1 4 | x | + | 17 10 | x | × | 100 |
9 32 | x | x | + | 225 8 | x | = | 17 40 | x | x | + | 170 | x |