Răspuns :
Răspuns:
-2x[3-(6)la a 2 a:(9)]-2015-(-7)]=
-2x(3-36:9)-2015+7=
-2x(3-4)-2015+7=
-2x(-1)-2015+7=
2-2015+7=
-2013+7=-2020
Răspuns:
-2x[3-(6)la a 2 a:(9)]-2015-(-7)]=
-2x(3-36:9)-2015+7=
-2x(3-4)-2015+7=
-2x(-1)-2015+7=
2-2015+7=
-2013+7=-2020