HELP WILL MARK BRAINLIEST

Answer:
x=3
Step-by-step explanation:
Since the denominator changed from 60 to 15 that is a division by four.
So, we need to divide 12 by four to get 3.
Hope This Helps!
PS:If you don't want to you don't have to mark me brainiest
Answer 5 i think or maybe 3 i think its 3 though
Step-by-step explanation: