Anybody know how to do this one? i need help.

What is the point-slope equation of a line with slope -5 that contains the point (6,3)

1) in triangle the, what is the measure of angle t (in degrees)? 2) in triangle bat, the measure of angle b is 66∘, and the measure of angle t is 77∘.what is the measure of the exterior angle at a (in degrees)?

Explain how you could use the interactive table to tell if sets of points are on the same line. math 8