Respuesta :

(5b-9) -3 ( 8-2b)

distribute

5b-9 -3*8 -3*(-2b)

simplify

5b-9-24+6b

combine like terms

11b-33

The answer is  

(5b-9) -3 ( 8-2b)

distribute

5b-9 -3*8 -3*-2b

5b-9-24+6b

11b-33

All rights go to the original answerer :  Wegnerkolmp2741o