4 5 | ( | 1 | + | x | ) | ÷ | ( | 3 25 | − | x | ) | = | 2907 100 |
方程两边同时乘以: | ( | 3 25 | − | x | ) |
4 5 | ( | 1 | + | x | ) | = | 2907 100 | ( | 3 25 | − | x | ) |
4 5 | × | 1 | + | 4 5 | x | = | 2907 100 | ( | 3 25 | − | x | ) |
4 5 | × | 1 | + | 4 5 | x | = | 2907 100 | × | 3 25 | − | 2907 100 | x |
4 5 | + | 4 5 | x | = | 8721 2500 | − | 2907 100 | x |
4 5 | x | + | 2907 100 | x | = | 8721 2500 | − | 4 5 |
2987 100 | x | = | 8721 2500 | − | 4 5 |
2987 100 | x | = | 6721 2500 |
x | = | 6721 2500 | ÷ | 2987 100 |
= | 6721 2500 | × | 100 2987 |
= | 6721 25 | × | 1 2987 |
x | = | 6721 74675 |
x | = | 0.090003 |