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Math Help - Find value

  1. #1
    Newbie Megpup's Avatar
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    Find value

    what is the value of 6x+ 12 when 2x + 10 = 7
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  2. #2
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    Re:

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  3. #3
    Forum Admin topsquark's Avatar
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    Quote Originally Posted by Megpup View Post
    what is the value of 6x+ 12 when 2x + 10 = 7
    More directly:
    2x + 10 = 7

    2x + 3 = 0 <-- Multiply both sides by 3

    6x + 9 = 0 <-- Add 3 to both sides

    6x + 12 = 3

    -Dan
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