Respuesta :
Subtract 81 then divide by that answer.
81+x=108
-81 -81
—————
X=27
The answer’s 27
81+x=108
-81 -81
—————
X=27
The answer’s 27
Answer:
27
Step-by-step explanation
you should use addition it would equal 108 because 81+27=108. Hope that helped :D