You must use the elimination to solve each system of equations
4-2y=-14 3x-y=-8
4x-2y=-14 (1)
3x-y=-8 mult by 2 6x-2y=-16 (2)
Actually I expect that you are missing an x.
(2)-(1)
6x-4x -2y--2y=-16--14
2x=-2
x=-1
sub back into an original equation to find y