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13 April, 08:55

What is the constant of proportionality for y=3.99x

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  1. 13 April, 09:10
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    k = 3.99

    Step-by-step explanation:

    The equation for x and y in proportion is

    y = kx ← k is the constant of proportion

    y = 3.99x ← is in this form

    with k = 3.99
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