I don't get this question i need help

In the coordinate plan (-6,9) b (3,9) c (3,3) def is shown in the coordinate plan below

The general form of the quetion of a circle is ax^2+by^2+cx+dy+e=0 where a=b=0 if the circle has a radius of three units and the center lies on the y axis which set of values of a, b, c, d, and e might correspond to the circle

Find the solution set of this inequality. enter your answer in interval notation using grouping symbols. |8x-4| ≤ 12