Answer:
-10x - 54
Step-by-step explanation:
Take -5 - 1 and you get -6.
Take that and multiply it by the numbers in the parentheses (9 + x) and you get this: -54 (-6x) - 4x
Now, you take the -6x and add it with the -4x and you get the answer:
-10x - 54
