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 ,
