Find the value of the following expressions when x= – 2 5X²+ 5x – 21

Question

Find the value of the following expressions when x= – 2 5X²+ 5x – 21

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Sarah 3 weeks 2021-11-08T19:54:27+00:00 1 Answer 0 views 0

Answers ( )

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    2021-11-08T19:55:45+00:00

    Answer:

    9

    Step-by-step explanation:

    5(4)+5(2)-21

    =20+10-21

    =9

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45:7+7-4:2-5:5*4+35:2 =? ( )