Respuesta :

Answer:

CBD=63

Step-by-step explanation:

Since ABD is the total angle which contains CBD and ABC, ABC+CBD=96. With this, you can set up an equation.

6x+27+7x-9=96

13x+18=96

13x=78

x=6

6x+27=6(6)+27=36+27=63 degrees. Hope this helps!