What is the value of x 2 – 14 when x = 9?

Question

What is the value of
x 2 – 14 when x = 9?

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Thành Đạt 3 years 2021-08-04T19:59:43+00:00 1 Answers 7 views 0

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  1. Euphemia
    0
    2021-08-04T20:00:58+00:00
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    Answer:

    4

    Step-by-step explanation:

    1. plug in 9 to get 9*2-14

    2. multiply 9 and 2 to get 18

    3. subtract 14 from 18 to get 4

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )