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2 November, 09:47

Mika used these steps to solve the equation 5x-12=-2+5 (x-2) 5x-12=-2+5 (x-2). Which choice describes the meaning of her result, - 12=-12-12=-12?

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  1. 2 November, 11:43
    0
    5x-12=-2+5 (x-2)

    5x-12=3 (x-2)

    5x-12=3x-6

    +12 + 12

    5x=3x+6

    -3x-3x

    2x=6

    (2x) / 2=6 (2)

    x=3
  2. 2 November, 12:23
    0
    All values of x make the equation true. your welcome.
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