Question 771444
{{{y=mx+c}}}
{{{m=(-5-0)/(-4-4)}}}
{{{m=(-5)/(-8)}}}
{{{m=5/8}}} ... Substitute {{{x=4}}}, {{{y=0}}} and {{{m=5/8}}}
{{{0=(5/8)(4)+c}}}
{{{0=5/2+c}}}
{{{-5/2=+c}}}
{{{c=-5/2}}}
{{{y=(5/8)x-5/2}}}
{{{8y=5x-20}}}