Question 359660
1.{{{2x-y=5}}}
2.{{{x+3y=-8}}}
Mutliply eq. 1 by 3 and add to eq. 2,
{{{6x-3y+x+3y=15-8}}}
{{{7x=7}}}
{{{highlight(x=1)}}}
Then use either equation to solve for {{{y}}}
{{{1+3y=-8}}}
{{{3y=-9}}}
{{{highlight(y=-3)}}}