SOLUTION: Find the vertex of the graph of the equation x -y^2 + 6y =8. Enter your submission as an ordered pair. For example: (0,1).

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons -> SOLUTION: Find the vertex of the graph of the equation x -y^2 + 6y =8. Enter your submission as an ordered pair. For example: (0,1).      Log On


   

Question 1023976: Find the vertex of the graph of the equation x -y^2 + 6y =8.
Enter your submission as an ordered pair. For example: (0,1).
Answer by josgarithmetic(39616) About Me  (Show Source):
You can put this solution on YOUR website!
Use a finished standard form as x=a%28y-k%29%2Bh.
The vertex is (h,k).

x=y%5E2-6y%2B8
x=y%5E2-6y%2B%286%2F2%29%5E2-%286%2F2%29%5E2%2B8
x=y%5E2-6y%2B9-9%2B8
x=%28y-3%29%5E2-9%2B8
x=%28y-3%29%5E2-1
The vertex is (-1,3).