Positive real numbers x and y satisfy y^{3}=x^{2} and (y-x)^{2}=4 y^{2}. What is x+y?
Answer Choices
A. 12
B. 18
C. 24
D. 36
E. 42
Positive real numbers x and y satisfy y^{3}=x^{2} and (y-x)^{2}=4 y^{2}. What is x+y?
Answer Choices
A. 12
B. 18
C. 24
D. 36
E. 42