Relax

Respuesta :

None of the answers above are correct

Answer:

D.

Step-by-step explanation:

50+10/(5+5) <--- add 5+5 first which equals 10. Then divide 10 and 10 which equals 1. Add 50+1 which equals 51.

50+10/10  (10 divided by 10 = 1)

50+1= 51