Question

VALE 15 PONTOS AJUDA EU NAS QUESTOES

A -7x-2=
B +14 divisao +2=

C 1/3 + 1/7=
D 1/2 - 1/4=
E 8/9
___
3/4
F 2/3 + 1/2 - 1/3=

Answer 1

A) +14
B) +7
C) 10/21
D) 1/4
E) 32/27
F) 5/6