Find the coordinates of the circumcenter of the triangle with the given vertices.
A(2,6), B(8,6), C(8,10)
The circumcenter =

Which expression is equivalent to the expression shown?

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.

The sum of the first eight terms of an arithmetic progression is 9m + 14. the fifth term of the06 progression is 2m - 6, where m is a constant.given that the first term of the progression is 26,find the value of the common difference, d and thevalue of m.