Question

a) ( + 3 ) + ( – 2 ) + ( – 5 ) =
b) ( – 2 ) – ( + 1 ) – ( + 5 )=
c) ( + 4 ) + ( – 2 ) – ( + 3 )=
d) ( – 2 ) . ( + 4 ) . ( + 3 ) . ( – 1 )=
e) ( – 5 ) . ( – 6 ) . ( – 2 )=
f) ( – 77 ) : ( + 11 )=
g) 500 : ( – 25 )=

Answer 1

Resposta:Segue as contas abaixo na explicação

Explicação passo-a-passo:

a) ( + 3 ) + ( – 2 ) + ( – 5 )--->+3-2-5--->+3-7--->-4

b) ( – 2 ) – ( + 1 ) – ( + 5 )--->-2-1-5--->-8

c) ( + 4 ) + ( – 2 ) – ( + 3 )--->+4-2-2--->+4-4--->0

d) ( – 2 ) . ( + 4 ) . ( + 3 ) . ( – 1 )--->+24

e) ( – 5 ) . ( – 6 ) . ( – 2 )--->-60

f) ( – 77 ) : ( + 11 )--->-7

g) 500 : ( – 25 )--->-20