Question

tirar dos parenteses.
b) (+5)-(-2)=
c) (-3)-(+8)=
d) (-1)-(-4)=
e) (+3)-(+8)=
f) (+9)-(+9)=
g) (-8)-(+5)=
​

Answer 1

Resposta:

b) 5+2=7

c) -3-8=-11

d) -1+4=3

e) 3-8=-5

f) 9-9=0

g) -8-5=-13