Question 1160148
slope is change in y (-1)./change in x(-3) or 1/3
point-slope formula y-y1=m(x-x1)
y+4=(1/3)(x-1)
y=(1/3)x-13/3
{{{graph(300,300,-10,10,-10,10,(1/3)x-13/3)}}}

alternative way
y=mx+b
use (4, -3)
-3=(1/3)(4)+b
-3=(4/3)+b
b=-3-4/3=(-9/3)-(4/3)=-13/3