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29 June, 14:28

What is the input value for an output value of - 4 for the function g (x) = 28/x-7

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  1. 29 June, 17:54
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    9 1/3

    -4 = 28 / x - 7

    Add 7 on both sides.

    3 = 28 / x

    Multiply by x on both sides.

    3x = 28

    Divide both sides by 3.

    x = 28/3

    x = 9 1/3
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