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13 March, 08:08

Y2 - 8y + 16 = 64

how would i factor this equation?

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Answers (1)
  1. 13 March, 08:50
    0
    Answer: y = 4 or y = - 12

    Step-by-step explanation:

    Y²-8y+16=64.

    Rearrange

    Y²-8y+16-64=0

    Y²-8y-48=0

    (Y²+12y) - (4y-48) = 0

    Y (y+12) - 4 (y+12) = 0

    (Y-4) = 0 or (y+12) = 0

    Y-4=0 or y+12=0

    Y=4 or y=-12
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