math
posted by derek .
Which equation represents the direct variation relationship of the equation x/y=1/2?
1)y=x+1/2
2)y=2x
3)y=3x
4)x=2y

Multipy both sides by 2y.
posted by derek .
Which equation represents the direct variation relationship of the equation x/y=1/2?
1)y=x+1/2
2)y=2x
3)y=3x
4)x=2y
Multipy both sides by 2y.