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26. Rezolvaţi sistemele: (x(x-4)+ 4 +(y-+1)(y + x) = y(y-6)+10 1(x + y + 3)(x - y - 2) = (x+yXx - y) x(x+2)+1+ y(2- y) = (x + y +1Xx - y +2)+1 b) 9+(x + y - 3)(x - y + 5)=(x-yXx+y)​