Respuesta :

i honestly don't know any of this so

Step-by-step explanation:

DBC = TBC + DBT

DBT = DBC - TBC

DBT = 25X +7 -( 12X + 5 )

DBT = 25X + 7 - 12X -5

DBT = 13 X + 2

TBC = 12x + 5

DBC = 25x + 7

ur question is missing an information to find x