( | 544 | + | 172 | x | ) | ÷ | ( | 841 | + | 472 | x | ) | = | 1 2 |
方程两边同时乘以: | ( | 841 | + | 472 | x | ) |
( | 544 | + | 172 | x | ) | = | 1 2 | ( | 841 | + | 472 | x | ) |
544 | + | 172 | x | = | 1 2 | ( | 841 | + | 472 | x | ) |
544 | + | 172 | x | = | 1 2 | × | 841 | + | 1 2 | × | 472 | x |
544 | + | 172 | x | = | 841 2 | + | 236 | x |
172 | x | − | 236 | x | = | 841 2 | − | 544 |
- | 64 | x | = | 841 2 | − | 544 |
- | 64 | x | = | - | 247 2 |
247 2 | = | 64 | x |
64 | x | = | 247 2 |
x | = | 247 2 | ÷ | 64 |
= | 247 2 | × | 1 64 |
x | = | 247 128 |
x | = | 1.929688 |