SOLUTION: Given the trinomial square x^2-8x=4 solve for the solutions of x using the completing square method. Show all work. Thank you in advance for your help

Question 824118: Given the trinomial square x^2-8x=4 solve for the solutions of x using the completing square method. Show all work. Thank you in advance for your help
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Given the trinomial square x^2-8x=4 solve for the solutions of x using the completing square method.
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x^2-8x = 4
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x^2 -8x + 16 = 4+16
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Factor:
(x-4)^2 = 20
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x-4 = 2sqrt(5) or x-4 = -2sqrt(5)
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x = 4+2sqrt(5) or x = 4-2sqrt(5)
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Cheers,
Stan H.
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