450 | ÷ | 1 | − | 450 | ÷ | ( | x | + | 5 | ) | = | 1 |
方程两边同时乘以: | ( | x | + | 5 | ) |
450 | ÷ | 1 | × | ( | x | + | 5 | ) | − | 450 | = | 1 | ( | x | + | 5 | ) |
450 | ÷ | 1 | × | x | + | 450 | ÷ | 1 | × | 5 | − | 450 | = | 1 | ( | x | + | 5 | ) |
450 | ÷ | 1 | × | x | + | 450 | ÷ | 1 | × | 5 | − | 450 | = | 1 | x | + | 1 | × | 5 |
450 | x | + | 2250 | − | 450 | = | 1 | x | + | 5 |
450 | x | + | 1800 | = | 1 | x | + | 5 |
450 | x | − | 1 | x | = | 5 | − | 1800 |
449 | x | = | 5 | − | 1800 |
449 | x | = | - | 1795 |
x | = | - | 1795 | ÷ | 449 |
= | - | 1795 | × | 1 449 |
x | = | - | 1795 449 |
x | = | - 3.997773 |