Answer:
[tex] \huge{ \boxed{ \bold{ \tt{ - 2x + 1}}}}[/tex]
Distribute 2 through the parentheses
[tex] \dashrightarrow{ \sf{5 - 2x - 4}}[/tex]
Now , subtract 4 from 5
[tex] \dashrightarrow{ \boxed{\sf{ - 2x + 1}}}[/tex]
Therefore , Option A is the best choice.
Hope I helped!
Have a wonderful time! ツ
~TheAnimeGirl