Identify the relationship (complementary, linear pair/supplementary, or vertical) and find the value of x in the image below.

Answer:
see below
Step-by-step explanation:
These angles are complementary because you can see the right angle symbol in the picture. Therefore, 2x + 1 + x - 7 = 90.
3x - 6 = 90
3x = 96
x = 32°