Answer:
C) - x - 9y.
Step-by-step explanation:
Given : -(3x+y)+2(x-4y).
To find : which expression is the simplest form .
Solution : We have given
-(3x+y)+2(x-4y).
Remove parenthesis
-3x -y + 2x -8y .
Combine like terms
-3x + 2x -y - 8y .
-x -9y.
Therefore, C) - x - 9y.
