Question 935886
{{{3x+y=30}}}
{{{2x-3y=53}}}
Multiply the first equation by 3 and add to the second to eliminate {{{y}}}.
{{{9x+3y+2x-3y=90+53}}}
{{{11x=143}}}
{{{x=13}}}
Then,
{{{3(13)+y=30}}}
{{{39+y=30}}}
{{{y=-9}}}