SOLUTION: Twelve more than a square of a number is 7 times the number. find the number.
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Algebra.Com
Question 39809: Twelve more than a square of a number is 7 times the number. find the number.
Thank you
Answer by fractalier(6550) (Show Source): You can put this solution on YOUR website!
Let the number be x.
12 + x^2 = 7x
x^2 - 7x + 12 = 0
(x - 3)(x - 4) = 0
x = 3 or x = 4
they both work.
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