x-2=y-2;------------------------√
2x=3y; ------------------------×
-x=-y; -------------------------√
x/y =1 -------------------------√
(x-1)/2=(y-1)/2----------------√;
x/a=y/a-------------------------√
x-2=y-2;------------------------√
2x=3y; ------------------------×
-x=-y; -------------------------√
x/y =1 -------------------------√
(x-1)/2=(y-1)/2----------------√;
x/a=y/a-------------------------√