2(x+1)=3(y-1)+14;
4x-3(2x+y-1)=2(-x+y)+8;2(x+2y)-3+3y)=5;
x=1-2y; 4( 0,1x+1)+5= 1,1y;
11+0,3y-x/5 -5=4 (1/5-1); 3(2x-5)-4(3y+4)=5;
x+1/y+2=5; x(2y-5)-2(×+3)=2x+1;2x+3/3y-2=1
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