Question

Help me with this pls!!!

Answer 1

23 is the answer as x is the product of 5

Answer 2

Two angles are said to be supplementary if the sum of their measures is 180 degrees.

7x-20+2x-7=180

9x-27 = 180

9x= 180+27

x=23

∠ 2 = 2x-7

∠2 = 2*23-7=39°