Answer
The system is inconsistent.
The solution set is empty.
Work Step by Step
If we multiply the second equation by $-5$, then we add the two equations, we can eliminate the $y$ from the system:
$5x-5y=3$
$-5x+5y=12\times(-5)$
$0+0=-57$
The system is inconsistent.
The solution set is empty.