Respuesta :
The answer is the third option, 11.5x+100=565.75;40.5.
11.5x+100=565.75
-100 -100.00
---------------------------
11.5x =465.00
-------- ---------
11.5 11.5
x=40.4347
11.5x+100=565.75
-100 -100.00
---------------------------
11.5x =465.00
-------- ---------
11.5 11.5
x=40.4347
40.40 if you round. that is what i got but im in k12 so that might not be the correct answer.