Solving for each equation:
A: True.

B: False.

C: True, given that y = 1

D: True, given that b = 6.66667

E: True.

You should’ve put a picture to make it easier for us
Answer:
their all good but B is blank
He should buy 32 feet of fencing. I got 32 by just finding the perimeter or in other words adding 10+10+6+6 which equal 32. You would NOT do area or 10×6 because that would include that land within the fenced area and who wants 60 feet of fencing that you can't put anything in?
Good luck, hope that helped.
The answer is A. You just need to add 117,000 + 71,500= 184,500. Is this answer fine?