Respuesta :

Answer:

the answer would be B y=x+9/4

Step-by-step explanation:x=4y-9 switch sides 4y-9=x then add 9 to both sides 4y-9+9=x+9

then 4y=x+9 simplify 4y/4=x/4+9/4 then simplify y=x+9/4 that your answer B y=x+9/4