soru: 9+5.(2-2.7)-3.(5-7) sonucu nedir
9+5.(2-2.7)-3.(5-7)=
9+5.(2-14)-3.(-2)=
9+5.(-12)+6=
9+(-60)+6= -45
9+5.(2-2.7)-3.(5-7)=9+5.(2-14)-3.-2=9+5.-12+6=9-60+6=-45
