100 POINTS
Which table shows a proportional relationship between x and y?

Answer:
The first table is correct!
Step-by-step explanation:
If you divide the Y-var by they by the X-var you would get 12 (as an answer) for all of them...which makes them proportional, YW! :D
Table 1
[tex]\\ \rm\Rrightarrow \dfrac{84-48}{7-4}=\dfrac{108-84}{9-7}[/tex]
[tex]\\ \rm\Rrightarrow 12=12[/tex]
Hence verified