What is the solution to the compound

Acircle has the equation (x-2)^2 +y^2 =5. what are the coordinates of the circle's center?

To solve the system of equations below, grace isolated the variable y in the first equation and then substituted into the second equation. what was the resulting equation? 3y=12x x^2/4+y^2/9=1

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.