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3 November, 01:15

What is the best solution to the given equation

(X-5) (x+2) + 2x=8 + (x - 4) ^2+1

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  1. 3 November, 05:04
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    (x-5) (x+2) + 2x = 8 + (x - 4) ^2 + 1

    x^2 - 3x - 10 + 2x = 8 + x^2 - 8x + 16 + 1

    x^2 - x - 10 = x^2 - 8x + 25

    x^2 + 7x - 10 = x^2 + 25

    7x - 10 = 25

    7x = 35

    x = 5
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