Posted by **morgan** on Sunday, October 14, 2012 at 5:17pm.

which of the following is an example of a proportional relationship between x and y?

A. y = 2

B. y = 3x

C. 4y + 4x = 6

D. 4y - 2 = 2x - 4

- math -
**Morgan**, Sunday, October 14, 2012 at 5:29pm
I couldn't even understand the question, can anyone help?

- math -
**Ms. Sue**, Sunday, October 14, 2012 at 5:34pm
http://www.mathsisfun.com/algebra/cross-multiply.html

The only choice that has y on one side and x on the other is D.

- math -
**Morgan**, Sunday, October 14, 2012 at 5:37pm
so when the quetion comes like this, x and y are impossible in one side together? but B also is y on one side and x on the other side, i am so confused.

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