Respuesta :

3y-6y=18

Combine like terms

-3y=18

Divide both sides by -3

y=-6

Answer,

Y = -6

Explanation,

Add similar elements: 3y - 6y = -3y

-3y = 18

Divide both sides by -3

-3y/-3 = 18/-3

Y = -6


Hope this helps :-)