Question

A)(-9)-(+7)+(+13)-(-20)=
B)(-11)+(-7)+(+18)=
C)(-51)+(-82)-(-12)-(+7)=
D)(-9)+(+10)-(+3)-(+20)=
E)(-1)+(-17)-(+18)=

(2)qual o valor de A?
(3)qual o valor de B?
(4)qual o valor de C?
(5)calcule o valor de A-B-C
ME AJUDEM AINDA HOJE

Answer 1

A) -9-7+13+20= 17
B) -11-7+18= 0
C) -51-82+12-7= -128
D) -9+10-3-20= -22
E)-1-17-18= 36