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31 October, 03:44

X squared minus 15 equals 2x

+3
Answers (1)
  1. 31 October, 04:02
    0
    x = - 3 and 5

    Step-by-step explanation:

    x^2-15=2x

    - Move 2x to the other side

    x^2-2x-15=0

    - Factor

    (x+3) (x-5)

    - Solve for x

    x=-3 and 5
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