Solve Using Any Method $$\left\{ \begin{aligned}7 x + 6 y & = 15 \\y & = x - 7\end{aligned} \right.$$

Multiple Choice

Solve using any method.
$$\left\{ \begin{aligned}7 x + 6 y & = 15 \\y & = x - 7\end{aligned} \right.$$

A) $( 7,0 )$
B) $\left( - 6 , \frac { 51 } { 7 } \right)$
C) $\left( - \frac { 27 } { 13 } , - \frac { 64 } { 13 } \right)$
D) $\left( \frac { 57 } { 13 } , - \frac { 34 } { 13 } \right)$
E) inconsistent