Question

4) RESOLVA AS EXPRESSÕES
a) 2+(3+1)=
b) -5+ (2+3)=
c) 7-(-1-2) =
d) 8+ (7-9)+ 3 =
e) (11-13) (-9-7)=
) 13-(4-6-15)-10=
8) - 20-(-7-12-3) -12 =
h) 17 (6-5)-2 + 18-10 + 3) =​

Answer 1

Resposta:

a:6

b:0

c:10

d:9

e:0

f:20

g:10

h:153