Respuesta :

Answer:

y = 7

Step-by-step explanation:

Subtract 9 from both sides.

-7 = -y

Divide both sides by negative 1 (or multiply by negative 1).

7 = y

So, in mathematical terms, y = 7.

Hope this helps! :)

Answer:

y=7

Step-by-step explanation:

2=9-1y

subtract 9 from both sides

-7=-1y

divide both sides by -1 to get y alone

7=y

Hope this helps, if not let me know.