{x+y=440 {0,9x+o,95y=440 - 34

x+y=440 0,9x+0,95y=406/*10 x=440-y 9x+9,5y=4060 x=440-y 3960-9y+9,5y=4060 x=440-y 0,5y=100/*2 x=440-y y=200 x=440-200 y=200 x=240 y=200

{x+y=440 {0,9x+0,95y=440 - 34 /*100 x+y=440 90x+95y=40600 x=440-y 90(440-y)+95y=40600 x=440-y 39600-90y+95y=40600 x=440-y 5y=40600-39600 x=440-y 5y=1000 x=440-y y=200 x=240 y=200