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4 Answers

Hi,
(x – 9)² = x – 3
x² – 18x + 81 = x – 3
x² – 19x + 84 = 0
(x – 12)(x – 7) = 0
x = 12 or x = 7 <==ANSWER
I hope that helps!! 🙂

The number is 12. The square of 9 less than 12 is the square of 3, which is 9. 3 less than 12 is 9. There you go.
Source(s): Gifted Student 
x – 9² = x – 3
x – 81 = x – 3
The statement is false.
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Source(s): 3/28/13 
9^2x=3x