Question 973280
y-6= -(3/4) (x-12)   point slope formula   y-y1=m(x=x1)

y-6= -(3/4)x + 9
y= -(3/4) x +15

x=12; y=-9+15=6  Check

{{{graph(300,300,-15,15,-5,20,-(3/4)x+15)}}}