Use Cramer's Rule to Find the Solution of the System,if $$\left\{ \begin{aligned}5 x - y & = 12 \\x + y & = 0\end{aligned} \right.$$

Multiple Choice

Use Cramer's rule to find the solution of the system,if possible.? $$\left\{ \begin{aligned}5 x - y & = 12 \\x + y & = 0\end{aligned} \right.$$ ?

A) x = 2,y = -2
B) x = 5,y = -12
C) x = 5,y = -5
D) The system is inconsistent.
E) The equations are dependent.