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28 December, 10:28

Direct Variation: If y=9 when x=3/2, find y when x=1.

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  1. 28 December, 12:31
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    set the equation

    y = a*x

    assign the given numbers to the equation

    9 = a * 1.5

    a = 9/1.5 = 6

    we can infer that the equation is y=6x

    thus, when x = 1, y = 6
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