Respuesta :

pariswood29

Answer:

7q - 21

Step-by-step explanation:

rorycampbell0721

Answer:

7q - 21 (can also be written as 7(q - 3))

Step-by-step explanation:

[tex]4(q-12) + 3(q + 9)\\4q - 48 + 3q + 27\\7q - 21[/tex]