Respuesta :

Answer: 27g+12q-8qr+42d-90

Step-by-step explanation:

3(9g+8),-6(9-2q) -8(9r+6) and 6(-2+7d)

=27g+24-54+12q-8qr-48-12+42d

=27g+12q-8qr+42d-90