x y满足:x+/x/+y=10 /y/+x-y=12 求x+y的值 (/ /为绝对值)

x,y 满足x(x-2)-y(y-6)=-10,求x,y的值 已知实数x,y满足|x|+x+y=10、x+|y|-y=12,则x+y的值? x y满足:x+/x/+y=10 /y/+x-y=12 求x+y的值 (/ /为绝对值) 已知x,y满足y 若x,y满足y y满足条件【x-y 满足｜X ｜+｜Y｜ 变量x,y满足x-2y=0,x 已知x,y满足{x>=1,x+y 已知x,y满足{x>=1,x+y 变量x,y满足约束条件,x+y>=3,x-y>=-1,2x-y 设x,y满足约束条件x+y>=1,x-y>=-1,2x-y 设x,y满足约束条件x+y>=1,x-y>=-1,2x-y 设Z=X+Y,其中X,Y满足X+2Y>=0,X-Y 正数x,y满足x-y=2xy,求x-y/x+y的值. 已知x,y满足xy-x-y=10,求整数x,y的值 若x.y满足条件2x+y-12=0,x-4y+10 已知x,y满足4x²+y²-4x-6y+10=0