Question 1082345
slope  {{{(4-0)/(3-5)=-2}}}

and line must contain P(3,4).
{{{y-4=-2(x-3)}}}---using point-slope form
{{{y=-2x+6+4}}}
{{{y=-2x+10}}}


{{{y+2x+(-10)=0}}}
{{{2x+y-10=0}}}