Respuesta :

Answer:

b.

Step-by-step explanation:

a. (7 - 1) + 3/9 =

= 6 + 1/3

= 6 1/3

b. (3+4) / (1/2) / ( 8+6) =

= 7/(1/2) / 14

= 14/14

= 1

c. (10 - 3) - 1/6 =

= 7 - 1/6

= 6 5/6

d. 2 × 3 - 5 × 5 - 4 =

= 6 - 25 - 4

= 19 - 4

= -23

Answer: b.

RELAXING NOICE
Relax