Solve the following system of equations. If there are no solutions, type "No Solution" for both $x$ and $y$. If there are infinitely many solutions, type "x" for $x$, and an expression in terms of $x$ for $y$.

$$-2 x + 1 y = 5$$ $$4 x - 2 y = -10$$
$x =$ .
$y =$ .