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9 February, 17:46

A function has the function rule y = - 7 x - 2. If the input is - 4, what is the output? 26 - 30 - 26 14

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  1. 9 February, 20:02
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    26

    Step-by-step explanation:

    Since the input is - 4, x = - 4. The equation then is y = - 7 (-4) - 2

    A negative times a negative is a positive, so - 7 times - 4 is 28.

    Now the equation reads y = 28 - 2

    Then obviously you just subtract the two and then you get 26.
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