Question 942412
{{{-(A/B)=(6-(-3))/(-7-(-8))=9/1=9}}}, which is the slope for the two points.


Finding the value for C:
Take either given point,
{{{9x-y=C}}}
{{{9(-7)-6=C}}}
{{{-63-6=C}}}
{{{C=-69}}}



Finally, {{{highlight(9x+y=-69)}}}