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16 October, 05:32

If f (x) = (7x+1) / 3 - (4x-5) / 3, what is the value of f (x) - x?

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  1. 16 October, 05:42
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    f (x) - x=2

    Step-by-step explanation:

    hello:

    f (x) = (7x+1) / 3 - (4x-5) / 3 = (7x+1-4x+5) / 3 = (3x+6) / 3 = 3 (x+2) / 3 = x+2

    f (x) = x+2

    now : f (x) - x = x+2-x = 2
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