Respuesta :

wegnerkolmp2741o

Answer:

x = 8

DBC =  32

Step-by-step explanation:

The sum of the two smaller angles is the larger angle

23+4x = 55

Subtract 23 from each side

23+4x-23 =55-23

4x = 32

Divide each side by 4

4x/4 = 32/4

x = 8

Then we want to find DBC = 4x = 4*8 = 32

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