男职员x名,女职员y名,x和y须满足约束条件5x-11y>=-22,2x+3y>=9,2x

某公司招收男职员x名女职员y名,xy与满足条件5x-y≥-22,2x-y≥9,2x≤11,则z=10x+10y最大值是? 若变量x,y满足约束条件{x>=-1;y>=x;3x+2y 已知x,y满足约束条件{2x+5y>=10,2x-3y>=-6,2x+y 设变量X,Y满足约束条件{X-Y+3>=0,X+Y>=0,-2 设x,y满足约束条件x>=0 x>=y 2x-y 已知x,y满足约束条件：x-y+1>=0,x+y-2>=0,x 若实数x,y满足约束条件x-y-2=0,2y-3 已知变量x,y满足约束条件x+2y-3=0,y-1 已知xy满足约束条件y=2 2X+y 已知x,y 满足约束条件y>=2|x|,x+y-1 已知x,y满足约束条件x-y+5>=0 x+y>=0 X 设x,y满足约束条件x>=0 y>=x 4x+3y