已知实数x,y满足根号2x-y的值+5x-6=y-根号y-2x,求x,y的值

问题描述:

已知实数x,y满足根号2x-y的值+5x-6=y-根号y-2x,求x,y的值

2x-y=y-2x>=0
4x-2y>=0
2x>=y
5x-6=y
5x-6=2x
3x=6
x=2
代入y=4