Question 887648
1.{{{-2x+y=2  }}}
2.{{{ -x+3y=-4}}}
Multiply eq. 2 by {{{-2}}} and add to equation 1.
{{{-2x+y+2x-6y=2+8}}}
{{{-5y=10}}}
{{{highlight(y=-2)}}}
Then,
{{{-2x-2=2}}}
{{{-2x=4}}}
{{{highlight(x=-2)}}}