3,6x+12,3y-7,6+6,4x при x=2,393 y=0,1

3,6*2,393+12,3*0,1-7,6+6,4*2,393=8,6148+1,23-7,6+15,3152=17,56

3,6х+12,3у-7,6+6,4х при х=2,393 у=0,13,6*2,393+12,3*0,1-7,6+6,4*2,3938,6148+1,23-7,6+15,3152=17,56