Question 429902: When the sum of a number plus 3 is squared, it is 9 more than the sum of the number plus 2 when squared. Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! When the sum of a number plus 3 is squared, it is 9 more than the sum of the number plus 2 when squared.
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Equation:
(x+3)^2 = (x+2)^2+9
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x^2+6x+9 = x^2+4x+13
2x = -4
x = -2
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Cheers,
Stan H.
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