SOLUTION: I'm having a hard time solving this: use square root property to solve equation if possible 9(t-7)2-18=0 (the 2 is squared)

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Question 769360: I'm having a hard time solving this: use square root property to solve equation if possible 9(t-7)2-18=0 (the 2 is squared)
Answer by fcabanski(1391) About Me  (Show Source):
You can put this solution on YOUR website!
9%28t-7%29%5E2-18=0


9%28t-7%29%5E2+=+18


You can now divide both sides by 9, or take the square root of both sides. I will divide both sides by 9.


%28t-7%29%5E2+=+2


Take the square root of both sides.


t-7+=+sqrt%282%29


t+=+sqrt%282%29+%2B+7