Respuesta :
Answer:
C) 7
Step-by-step explanation:
3y - 6 = 15
Add 6 to both sides.
3y = 21
Divide both sides by 3.
y = 7
Answer:
C. 7
Step-by-step explanation:
3y - 6 = 15
+6 +6
3y = 21
---- ----
3 3
y = 7
I hope I helped!
Let me know if you need anything else!
~ Zoe