Answer
y+3=$\frac{5}{4}$(x-8)
$\frac{5}{4}$x-y=13
Work Step by Step
(8;-3),(4,-8)
m=$\frac{-8+3}{4-8}$=$\frac{-5}{-4}$=$\frac{5}{4}$
slope $\frac{5}{4}$ ,through(8;-3)
y-$y_{1}$=m(x-$x_{1}$)
y+3=$\frac{5}{4}$(x-8)
y+3=$\frac{5}{4}$x-10
3+10=$\frac{5}{4}$x-y
13=$\frac{5}{4}$x-y