Question 1064635
{{{4y=x-4}}}
{{{y=x/4-1}}}
slope, {{{m=1/4}}}
Any line in the plane perpendicular to this given line will have slope {{{-4}}}.



Using point-slope form, contain (-2,1), slope  {{{-4}}},
{{{highlight(y-1=-4(x+2))}}}