Answer:
12 ÷ 4
Step-by-step explanation:
Let's try to solve the given expression to see if it matches with any of the options guven..


(this is equivalent to 12 ÷ 4, which is given in the question)
Thus,
12 ÷ 4 equivalent to
Swap the sides so that all the terms of the variables are on the left side
x2+3=y
Subtract 3 from both sides
x2=y-3
About 4 days if you round