Solve the System by Using Either the Substitution Method or the Elimination-By-Addition

Multiple Choice

Solve the system by using either the substitution method or the elimination-by-addition method, whichever seems more appropriate. $$\left( \begin{array} { c } 4 x - y = 5 \\8 x + 6 y = 2\end{array} \right)$$

A) (1, -1)
B) (-1, 1)
C) (1, 1)
D) dependent
E) inconsistent