Since they only give you the y values in the table, it would be easier if you isolated the x in the rule:
y = x/4
Multiply both sides by 4
4y = x
Now you can simply substitute the y values into the rule to get the x
4(4) = 16
4(2) = 8
4(9) = 36
~~hope this helps~~
y = x/4
Multiply both sides by 4
4y = x
Now you can simply substitute the y values into the rule to get the x
4(4) = 16
4(2) = 8
4(9) = 36
~~hope this helps~~