Pls help due tomorrow

Classify each polynomial by its degree and by its number of terms.

If jm equals 5x -8 and lm equals 2x -6 which expression represents jl

Which is a true statement about an exterior angle of a triangle a. it is formed by two segments that are not sides of the triangle, b. it forms a linear pair with one of the interior angles of the triangle, c. it is complementary to one of the interior angles of the triangle. d. it is formed by two segments that are sides of the triangle.