Question

Which table shows a proportional relationship

A x 1 3 4 6
y 2 4 6 7
B x 1 2 5 8
y -2 0 6 12
C x 2 3 5 6
y -4 -6 -10 -12
D x 2 4 6 8
y 2 3 4 5

Answer 1

The answer is C, because to get y you multiply x by -2.