来自慕文斋的问题
已知y+zx=z+xy=x+yz(x+y+z≠0),求x+y−zx+y+z的值.
已知y+zx=z+xy=x+yz(x+y+z≠0),求x+y−zx+y+z的值.
1回答
2020-03-30 14:14
已知y+zx=z+xy=x+yz(x+y+z≠0),求x+y−zx+y+z的值.
已知y+zx=z+xy=x+yz(x+y+z≠0),求x+y−zx+y+z的值.
设y+zx