Question 326742
Multiply the second equation by 2,
{{{-8x+2y=48}}}
{{{2y=8x+48}}}
Substitute into the first equation,
{{{8x+8x+48=-16}}}
{{{16x=-64}}}
{{{x=-4}}}
Then use either equation to solve for y.
{{{-4(-4)+y=24}}}
I'll let you finish that one to get y.