Question

ajutor va rog frumos !!!!

Answer 1

a)-9+|-4|+7=
=-9+4+7=
=-5+7=
=2
b)|+7|-(-3)+|-1|=
=7+3-1=
=10-1=
=9
c)|-3+2|+(-10)=
=|-1|-10=
=1-10=
=-9
d)-17+|-3-5+2|+(-11)=
=-17+|-8+2|-11=
=-17+|-6|-11=
=-17+6-11=
=-11-11=
=-22.

Answer 2

a) -9+|-4|+7 = 3 (|-4|=4) b)+7-(-3)+|-1|=11 ( -(-3)=3 ,|-1|=1) c)|-3+2|+(-10)=-9 (|-3+2|=|-1|=1 ;(-10)=-10 d)-17+|-3-5+2|+(-11)= -34 (|-3-5+2|=|-6|=6 ;