Add the following complex numbers: (3 - 9i) + (6 - 2i) a. -3 - 11i b. 9 - 7i c. -3 - 7i d. 9 - 11i

What is the anwers for 9+2x=5x-3-x

Ahiker stands at an unknown elevation before he ascends 2 miles up a mountain to an elevation of 9 miles. find the elevation of the hiker before his ascent.

Bc and bd are opposite rays. all of the following are true except a)a, b,c, d are collinear b)a, b,c, d are coplanar c)bc=bd d)b is between c and d