math

11.3x + 7.2 = 86.3

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  1. A.0.7
    B.7
    C.8
    D.8.3

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  2. 11.3 x + 7.2 = 86.3

    Subtract 7.2 to both sides

    11.3 x + 7.2 - 7.2 = 86.3 - 7.2

    11.3 x = 79.1

    Divide both sides by 11.3

    x = 79.1 / 11.3

    x = 7

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  3. 11.3x + 7.2 = 86.3

    Subtract 7.2 from both sides. Then solve for x.

  4. thanks

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