Answer:

Step-by-step explanation:
First: multiply both sides by 4. 4 times c is 4c and the other sides cancels out as you are doing the inverse operation of division
Then, you have 
Subtract both sides by a squared
DO NOT TAKE THE SQUARE ROOT! This is because it is a squared plus 3b so you have to do the inverse of addition
From that you get 
Finally, divide both sides by 3.
You get 
Answer: its b
Step-by-step explanation:
bc i used a calculator and it said so
Answer: Then you picked (6,3) and there is nothing you can do about it
Answer:
C. 2
Step-by-step explanation:
Look at pic below.
Hope this helps! :)