( | 1 10 | - | x | ) | ÷ | ( | 6250 | ) | = | x | ( | x | + | 1 10000000 | ) |
方程两边同时乘以: | ( | 6250 | ) |
( | 1 10 | - | x | ) | = | x | ( | x | + | 1 10000000 | ) | ( | 6250 | ) |
1 10 | - | x | = | x | ( | x | + | 1 10000000 | ) | ( | 6250 | ) |
1 10 | - | x | = | x | x | ( | 6250 | ) | + | x | × | 1 10000000 | ( | 6250 | ) |
1 10 | - | x | = | x | x | × | 6250 | + | x | × | 1 10000000 | ( | 6250 | ) |
1 10 | - | x | = | x | x | × | 6250 | + | x | × | 1 10000000 | × | 6250 |
1 10 | - | x | = | x | x | × | 6250 | + | x | × | 1 1600 |