Respuesta :

Answer:

y=14

Step-by-step explanation:

First, rearrange this to make it easier:

y + 6 = 20

20 - 6 = y

14 = y

Substitute to check:

y + 6 = 20

14 + 6 = 20

20 = 20

It gonna be 14 because 6 plus 14 is 20