Answer:
I think its gonna be 35 I'm not sure
Option D
Step-by-step explanation:
(8x^2-9y^2-4x) +(x^2-3y^2-7x)
8x^2+x^2-9y^2-3y^2-4x-7x
9x^2-12y^2-11x
D, 10.28
2+2+3.14x2/2+3.14x2/2=10.28