SOLUTION: Solve by using the quadratic formula: x2 – 8x – 9 = 0

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Question 278352: Solve by using the quadratic formula: x2 – 8x – 9 = 0
Answer by vleith(2983) About Me  (Show Source):
You can put this solution on YOUR website!
Here is a URL that will help you understand and solve ANY quadratic equation.
http://www.algebra.com/algebra/homework/quadratic/solve-quadratic-equation.solver
Just plug in your numbers and then compare the answer you worked out with the one shown there.