Question 765758
solve the following equation: radical 12-x is equal to radical x+6. 
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Square both sides to get:
12-x = x+6
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2x = 6
x =3
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Check for extraneous solutions:
sqrt(12-x) = sqrt(x+6)
Testing x = 3
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sqrt(9) = sqrt(9)
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x = 3 is the solution
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Cheers,
Stan H.
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