если х=2.4, у=-4.4, то 1/4x-(x+1/2y)=1/4*2.4-(2.4+1/2*(-4.4))
=1/4* 12/5-(2/4+ 1/2*(-22/5))= 3/5-(2/4-2/5)=3/5-2/4+2/5=1-2/4=4/4-2/4=
2/4
если х=2.4, у=-4.4, то 1/4x-(x+1/2y)=1/4*2.4-(2.4+1/2*(-4.4))
=1/4* 12/5-(2/4+ 1/2*(-22/5))= 3/5-(2/4-2/5)=3/5-2/4+2/5=1-2/4=4/4-2/4=
2/4