Question 335079
1.{{{3x-y=5}}}
2.{{{5x-2y=11}}}
From eq. 1,
{{{y=3x-5}}}
Substitute into eq. 2,
{{{5x-2y=11}}}
{{{5x-2(3x-5)=11}}}
{{{5x-6x+10=11}}}
{{{-x=1}}}
{{{highlight(x=-1)}}}
Then from eq. 1,
{{{y=3x-5}}}
{{{y=-3-5}}}
{{{highlight(y=-8)}}}