rozwiaz uklad rownan dowolna metoda 3(x-5)-y=7(2x+5)-3y (x-1)²+2(y-3)=5+x²

3x-15-y=14x+35-3y x²-2x+1+2y-6=5+x² -11x+2y=50 -2x+2y=10  /*(-1) -11x+2y=50 2x-2y=-10 ---------------- + -9x=40 x=-40/9 2*40/9+2y=10 2y=10-80/9 2y=10/9 /:2 y=5/9 Odp. x=-40/9, y=5/9.