I think it’s 3 (900 cm2) sorry if it’s wrong.
Step-by-step explanation:
Well if you dont understand something ask a teacher for help or study on a topic that you struggle with for example math try looking up different math questions and solving them or ask a teacher is you can have pratice questions or problems then show it to him/her so they can check to see if you are right. Hope that help unless you dont understand a certain question that I might have missed.
3x+12=39
Minors 12 on both side
3x=27
Divide 3 on both side
X=9
Answer:
16.1
Step-by-step explanation: