The centre of a circle is (x+2) ,(x-1) if the circle passes through 2,-1 & 8,-2 find x?

or:The centre of a circle is (x+2) ,(x-1) if the circle passes through 2,-1 & 8,-2 find x?or:A circle is defined as x^2 + y^2 = r^2. Since you are us

or:The centre of a circle is (x+2) ,(x-1) if the circle passes through 2,-1 & 8,-2 find x?


or:A circle is defined as x^2 + y^2 = r^2. Since you are using the x value in some other capacity and a slightly different way of presentation, it is necessary for you to explain your presentation enough that we can calculate an answer.

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