SOLUTION: x2-9=0

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Question 111371: x2-9=0
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
x%5E2-9=0 Start with the given equation


x%5E2=9 Add 9 to both sides

Take the square root of both sides

So our answer is x=-3 or x=3