Respuesta :

Answer: =-10b

Step-by-step explanation:

Let's simplify step-by-step.

−4b−9b+3b

=−4b+−9b+3b

Combine Like Terms:

=−4b+−9b+3b

=(−4b+−9b+3b)

=−10b

Answer:

=−10b

Answer:

-10b

Step-by-step explanation:

-4b-9b+3b

-13b+3b

-10b