Question 31972: Solve the following quadratic equations by using an optimum method.
x^2 - 9x - 4 = 6
Thank you. Found 2 solutions by stanbon, Wahmed301@:Answer by stanbon(69061) (Show Source):
You can put this solution on YOUR website! Subtract "6" from both sides of the equation to get:
Factor to get:
Then either x-10=0 or x+1=0
So, either x=10 or x=-1