问题
填空题
若-a3bx+2与3a2-yb是同类项,则y=______,x=______.
答案
∵-a3bx+2与3a2-yb是同类项,
∴2-y=3,x+2=1,
解得,y=5,x=-1;
故答案是:5;-1.
若-a3bx+2与3a2-yb是同类项,则y=______,x=______.
∵-a3bx+2与3a2-yb是同类项,
∴2-y=3,x+2=1,
解得,y=5,x=-1;
故答案是:5;-1.