SOLUTION: factor: 5xsquared-45=0

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Question 298621: factor: 5xsquared-45=0
Answer by user_dude2008(1862) About Me  (Show Source):
You can put this solution on YOUR website!
5x^2-45=0

5(x^2-9)=0

5(x+3)(x-3)=0

x+3=0 or x-3=0

x=-3 or x=3