SOLUTION: The value of y varies directly with the value of x, and y = –8 when x = 4. Which equations represent the relationship between y and x? Choose exactly two answers that are c

Algebra ->  Test -> SOLUTION: The value of y varies directly with the value of x, and y = –8 when x = 4. Which equations represent the relationship between y and x? Choose exactly two answers that are c      Log On


   

Question 945416: The value of y varies directly with the value of x, and y = –8 when x = 4.

Which equations represent the relationship between y and x?

Choose exactly two answers that are correct.

A.
y/x=1/2

B.

y/x=-2
C.
-2x=y

D.
x=2y
Answer by vleith(2983) About Me  (Show Source):
You can put this solution on YOUR website!
You are told y varies directly with x. So
y+=+A%2Ax
you are also told
-8+=+A+%2A+4
-8%2F4+=+A
-2+=+A
So y+=+-2%2Ax
Which of the supplied answers are the equivalent ?
B and C