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x-x-y-y= 3+2
-2y= 5/ : -2
y= 2.5
3(x-1)=x+3y 2(x-1)=x+3y
3x-3=x+3y+2x-2=x+3y
3x-3y-2x-x-3y=-2+3
-6y= 5