Could I have some help with this problem? I’m not sure what to do after I have x=6.

Answer:
127degrees
Explanation:
The opposite side of a parallelogram are equal, hence;
13x-25 = 9x - 1
13x - 9x = -1+25
4x = 24
x = 24/4
x = 6
Get
Since 53 + Hence m