Question 1114964
{{{(1/3)(3y-12x)=(1/3)(21)}}}


{{{y-4x=7}}}


{{{-4x+y=7}}}


Any line parallel to it will have slope  {{{4/1}}} or {{{4}}}.


{{{y-(-6)=4(x-7)}}}, using the given needed point, and point-slope form.

{{{y+6=4x-28}}}

{{{highlight(y=4x-34)}}}