(plz help with all steps) What is the value of n that makes this equation true?
A. 21
B. 39
C. -24
D. 29

I am sorry but if this is wrong but i think it is either 21,because it is divisible by 3 and 12 / 3 = 4 which is a denominator

Step-by-step explanation:

21 because it is divisible by 3 and 12 / 3 = 4 which is a denominator.

step-by-step explanation:

none of the above.

for one of the equations to be used in the process, there has to be a term in the equation since squared is .

since there is only a term in the first equation, we cannot derive a from completing the square.

solving with completing the square