I'm going to the motion picture association of america 4% of the all the movie advertising is on the internet and 1/10 of all movie advertising is in these papers which form of advertising is used more often

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.

What is the value of x in the equation (2)3) (x+6)= -18 a. -36 b. -33 c. -24 d. -18

Can someone check if i did this correct. it’s number 4 if you’re wondering.