Respuesta :

Answer:

-27

Step-by-step explanation:

 Given expression:

                        -9(x + 3)  = 27

               

   Now use the open the bracket;

                       -9x - 27  = 27

           Given  -9x + (?)  = 27

   

Comparing the two equations shows that the question mark corresponds to the value -27;

  The solution is -27