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16 September, 21:48

F (x) = 3x - 7 and g (x) = - 8x + 4. What are (f + g) (x) and (f + g) (-4) ?

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  1. 16 September, 21:51
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    (f+g) (x) = - 5x-3

    (f+g) (-4) = 17

    Step-by-step explanation:

    you add f (x) to g (x) for the first part.

    the second part you add them but plug in - 4 for x.
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