Respuesta :
This is the point slope form of a line which is:
y-y1=m(x-x1), where m is the slope, so in this case:
m=-13
So the slope is -13
y-y1=m(x-x1), where m is the slope, so in this case:
m=-13
So the slope is -13
13 you have to distribute 13(x-7) then subtract from both sides