answer correctly plz and exlplain a little

Answer:
A) [tex]y = -2x[/tex]
Step-by-step explanation:
Starting from the origin, following this function rule will get you on [tex][2, -4][/tex]. You can even check this by plugging the function rule into the answer choice:
[tex]-4 = -2[2][/tex]☑
This is a genuine statement!
I am joyous to assist you anytime.