-----------------------数学1.若{3x+y=m,x-3y=m;则x/y=____.2.y=x^2+px=q,当x=1和x=-2时,y的值都为2,则x=-3时y的值为____.3.已知不等式(3x-2分之5)>(2x+1分之3)-1的最大整数解是方程2x-kx=5的解,则k=______4.已知{x+2y
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