How do I do this!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Question

asked May 20, 2022 61.4k views

1 Answer

Mutlu · Answer 1 · 2022-05-27T14:37:32+0000

Answer:

x = 5

Explanation:

39° + 90° + (7x + 16)° = 180°

39 + 90 = 129

180 - 129 = 51

7x + 16 = 51

7x + 16 - 16 = 51 - 16

7x = 35

7x/7 = 35/7

x = 5