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31. Solve the equation by completing the square. Round to the nearest hundredth if necessary.

x2 – 6x = –8

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asked by Tina
  1. x^2-6x=-8

    x^2 -6x + ? +8=0

    half of -6, squared is nine. we have 8 already so add 1 to each side.

    x^2-6x+9=1
    (x-3)^2=1^2

    x-3= +- 1
    x=2, or x=4

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