Question

O valor de n é:
A) - 1/6
B) - 1/5
C) 1/5
D) 1/6

Answer 1

Oie, Td Bom?!

■ Resposta: Opção B.

(- 2/3 + 1/2) ÷ (1 - 1/6) = n

([- 4 + 3]/6) ÷ ([6 - 1]/6) = n

- 1/6 ÷ 5/6 = n

- 1/6 . 6/5 = n

- 1/5 = n

n = - 1/5

Att. Makaveli1996