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18 September, 04:51

This week Kyara worked x + 4 hours. She is paid x - 4 dollar per hour. Write a polynomial for the amount that Kyara earned this week. Then calculate her pay if x = 12.

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  1. 18 September, 05:05
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    Polynomial equation is x² - 16

    Her pay if x = 12 is $128

    Step-by-step explanation:

    This week, Kyara worked x + 4 hours

    She is paid x - 4 dollars per hour

    She earned (x + 4) (x - 4) = x² - 16 dollars this week

    Her pay if x - 12 is;

    12² - 16 = $128
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