rozwiaz uklad rownan x-3 /5 - y+1 /2 = 1-(x-y) 4x-1 /3 - y-3 /6 = -2(x-y)

x-3 /5 - y+1 /2 = 1-(x-y) 4x-1 /3 - y-3 /6 = -2(x-y) x-3 /5 - y+1 /2 = 1-x+y /*10 4x-1 /3 - y-3 /6 =-2x+2y /*6 10x-6-10y+5=10-10x+10y 24x-2-6y-3=-12x+12y 20x-20y=11 /* 9 36x-18y=5 /* (-5) 180x-180y=99 -180x+90y=-25 -90y=74 /: (-90) y=0,82 20x=11+20*0,82 20x=11+16,4 20x=27,4 /:10 x= 1,37 y=0,82