If $(x,y)$ is a solution to the system of equation below, <br> $\qquad \qquad \qquad 3x-2y=-14,\\ \qquad \qquad \qquad 2x-3y=-6,$ <br>what is the value of $x-2y$?

Question

$\begin{array}{1 1} a)\;2 \\ b)\;-2 \\ c)\; 0 \\ d)\;4 \end{array}$