Answer :
Answer:
a = 4
Step-by-step explanation:
Ez, I did it where 6a - 3a which is just 3a and added the 21 to the other side. So now it is 12 = 3a which is simply 4.
Answer:
a = 4
Step-by-step explanation:
Ez, I did it where 6a - 3a which is just 3a and added the 21 to the other side. So now it is 12 = 3a which is simply 4.