Can someone me with these multiple choice

1. B = -4

2. A = -27

3. D = 6

4.  B = 3

5.  C = 4/5 < 2 x 10

6. C = x - 3

7. C

8. B = de + d^2

9. A = a + b - 2

Those are my answers.

wait nvm i know the correct answer now its 100%   81 square feet

~batmans wife dun dun

a

step-by-step explanation:

the denominator cannot be the same as one of the factors.

8 denominator times 2 denominator = 16

and 7 numerator time 11 = 77

77/16= 77/16 ( they cannot be further simplified)