Respuesta :
So in this problem you would have to distribute the 3 into the parentheses.
When you do that you end up getting 69d+12d-18d
Then just add to get 81d-18d
So your final answer is 63d
:)
When you do that you end up getting 69d+12d-18d
Then just add to get 81d-18d
So your final answer is 63d
:)