"3. Four relationships are given.
Relationship A: x 3 2 1 y 2 2/3 1 2 / 3 2/3 Relationship B: 2x=y
Relationship C: y=2+x
Relationship D: x 3 6 y 6 12 In which two relationships are the constant of proportionality 2?"

3 Four relationships are given Relationship A x 3 2 1 y 2 23 1 2 3 23 Relationship B 2xy Relationship C y2x Relationship D x 3 6 y 6 12 In which two relationshi class=