Answer:
Option B : -8d + 3w
Step-by-step explanation:
We need to know, how is the law of signs, that is:
In our case, we have the next
- ( 8d - 3w), applying distributive property
( - * + )8d ( - * - )3w , acording law of signs that is:
⇒ - 8d + 3w ,