If y+4=(x-2)^{2}, x+4=(y-2)^{2}, and x \neq y, what is the value of x^{2}+y^{2} ?
Answer Choices
A. 10
B. 15
C. 20
D. 25
E. 30
If y+4=(x-2)^{2}, x+4=(y-2)^{2}, and x \neq y, what is the value of x^{2}+y^{2} ?
Answer Choices
A. 10
B. 15
C. 20
D. 25
E. 30