Question 334389
{{{5x -2=y }}}
{{{y-5x=1}}}
From eq.1,
{{{5x=y+2}}}
Substitute into eq. 2,
{{{y-(y+2)=1}}}
{{{y-y-2=1}}}
{{{-2=1}}}
False, since the equation leads to an inconsistency there is no solution. 
These two lines are parallel and never meet, hence no solution.