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18 October, 16:28

If y is 7 when x is - 4 what is y when x is 5

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  1. 18 October, 16:56
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    1) y = kx

    7 = k (-4)

    7/-4 = k (-4) / - 4

    7/-4

    2) y = 7 / - 4

    y = 7/-4 x 5/1

    y = 35/-4
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