Question

1) + 10 – ( - 4 ) + 5 . ( - 3 ) =


2) ( - 15 ) : ( - 3 ) + ( - 8 ) =


3) – ( - 13 ) + ( - 9 ) – 25 : ( + 5 ) =


4) ( - 8 ) . ( - 2 ) . ( - 1 ) + ( - 4 ) =


5) – ( -5 + 9 ) + ( - 12 ) . ( - 2 ) =

me ajudem pfr​

Answer 1

Resposta:

1)= -1

2)= -3

3)= -1

4)= -20

5)= 20

Explicação passo a passo:

1) + 10 – ( - 4 ) + 5 . ( - 3 ) =

+10+4-15

14-15

= -1

2) ( - 15 ) : ( - 3 ) + ( - 8 ) =

+5-8

= -3

3) – ( - 13 ) + ( - 9 ) – 25 : ( + 5 ) =

+13-9-5

+13-14

= -1

4) ( - 8 ) . ( - 2 ) . ( - 1 ) + ( - 4 ) =

-16-4

= -20

5) – ( -5 + 9 ) + ( - 12 ) . ( - 2 ) =

- ( +4 ) + ( +24 )

-4+24

=20

ESPERO TER AJUDADO :)