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27 June, 07:09

Consider the function represented by 9x + 3y = 12 with x as the independent variable. How can this function be written using

function notation?

Cof

OFW = - +

Of (x) = - 3x + 4

f (x) =

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  1. 27 June, 07:37
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    f (x) = - 3x + 4

    Step-by-step explanation:

    Change the subject of the function to y, that is

    Given

    9x + 3y = 12 (subtract 9x from both sides)

    3y = - 9x + 12 (divide all terms by 3)

    y = - 3x + 4, that is

    f (x) = - 3x + 4
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