九宫格怎么填

竖行应该是21,25,29， 横行应该是23,25,2723+25 +27=21+25+29x1 x2 x3y1 y2 y3z1 z2 z3x1+x2+x3=x1+y1+z1 简化为：x2+ x3= y1+ z1x1+x2+x3=x2+y2+z2 简化为：x1+ x3= y2+ z2x1+x2+x3= x3 +y3+ z3简化为：x1+ x2= y3+ z3y1 +y2 +y3= x1 +y1 +z1简化为：y2+ y3= x1+ z1y1 +y2 +