Answer:C or 11
Step-by-step explanation:
3x²-1
First you insert x... which is 2
3(2)²-1
then you square the 2. (multiply it by itself)
3(4)-1
Then you multiply 3 by 4 to get 12
12-1
And then you subtract for your answer
11
Yes because in Mrs. Benson‘s class there are 20 students and in Mrs Tracy’s class there are only 18
Answer:
what
Step-by-step explanation:
Answer:
sorry for the questions i am not able to give answer
Answer:

Step-by-step explanation:

