556 5 | x | ÷ | ( | x | + | 2 | ) | + | 556 5 | = | 3 2000 |
方程两边同时乘以: | ( | x | + | 2 | ) |
556 5 | x | + | 556 5 | ( | x | + | 2 | ) | = | 3 2000 | ( | x | + | 2 | ) |
556 5 | x | + | 556 5 | x | + | 556 5 | × | 2 | = | 3 2000 | ( | x | + | 2 | ) |
556 5 | x | + | 556 5 | x | + | 556 5 | × | 2 | = | 3 2000 | x | + | 3 2000 | × | 2 |
556 5 | x | + | 556 5 | x | + | 1112 5 | = | 3 2000 | x | + | 3 1000 |
1112 5 | x | + | 1112 5 | = | 3 2000 | x | + | 3 1000 |
1112 5 | x | − | 3 2000 | x | = | 3 1000 | − | 1112 5 |
444797 2000 | x | = | 3 1000 | − | 1112 5 |
444797 2000 | x | = | - | 222397 1000 |
x | = | - | 222397 1000 | ÷ | 444797 2000 |
= | - | 222397 1000 | × | 2000 444797 |
= | - | 222397 | × | 2 444797 |
x | = | - | 444794 444797 |
x | = | - 0.999993 |