х+у=3-х+у
423х+2у-х+3у=537
423x+2y-x+3y=537
y=-84.4x+107.4х+у=3-х+уx+(-84.4x+107.4)=3-x+(-84.4x+107.4)
-82.4x+104.4+84.4x-107.4=0
2x-3=0
x=3/2x=1.5423x+2y-x+3y=537423*(1.5)+2y-1.5+3y=537
96+5y=0
y=-96/5
y=-19.2
х+у=3-х+у
423х+2у-х+3у=537
423x+2y-x+3y=537
y=-84.4x+107.4
х+у=3-х+у
x+(-84.4x+107.4)=3-x+(-84.4x+107.4)
-82.4x+104.4+84.4x-107.4=0
2x-3=0
x=3/2
x=1.5
423x+2y-x+3y=537
423*(1.5)+2y-1.5+3y=537
96+5y=0
y=-96/5
y=-19.2