Question

16) Elimine os parênteses e calcule:
a) (-19)+(-11)=
b) (+30)-(+13)=
c)(-8)-(+26)=
d)(+22)+(-50)=​

Answer 1

A)(-19)+(-11)

-19 - 11

-19 + -11

-30

B)(+30)-(+13)

30 - 13

30 + -13

17

C)(-8)-(+26)

-8 - 26

-8 + -26

-34

D)(+22)+(-50)

22 - 50

22 + -50

-28