Question

{[(3-1)•7]- 1/2}:1/2 pfvr quem responde ganha 20 pontos na responde certu​

Answer 1

Resposta:

{[(3-1)•7]- 1/2}:1/2

{[2.7]}-1/2}:1/2

{14-0,5}:/1/2

13,5/0,5

27

Answer 2

Oie, Tudo Bom?!

= {[(3 - 1) . 7] - 1/2} ÷ 1/2

= {[2 . 7] - 1/2} . 2

= {14 - 1/2} . 2

= {[28 - 1]/2} . 2

= 27/2 . 2

= 27

Att. Makaveli1996