Question

-30+(-5-1)-(-1-7) me responda porfavor

Answer 1

- 30 + ( - 5 - 1 ) - ( - 1 - 7 )
- 30 - 5 - 1 + 1 + 7
- 35 + 7
- 28

Espero ter ajudado !!! :)

Answer 2

-30+(-5-1)-(-1-7)=
-30+(-6)-(-8)=
-30-6+8=
-36+8=
-28