First you have to multiply -8 to (-4x-1)
which is, -12x+8
then there is -9x you have to add like terms
-12x-9x+8
-21x+8 is your final answer
15 gggggggggggggggggggggg
Sorry but there are no photos or anything, please post a photo or something so I can answer your question!
The answer to your question is 74/99:D