Respuesta :

kepesi5389
The value of x = 19

Because what you do is

WPS +SPT =180
5x+37 +3x-9 =180

5x+3x = 8x
37-9=28

So
8x+28=180

8x = 180-28 = 152

X= 152/8

X=19


Do you have any doubts now ?
Hopefully you can do problem like this in the future ...

Good luck