What is the value of -9r-7 when r= 2? -25 -18 11 45

Question

What is the value of -9r-7 when r= 2?
-25
-18
11
45

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RI SƠ 1 year 2021-09-02T21:07:32+00:00 1 Answers 7 views 0

Answers ( )

    0
    2021-09-02T21:09:05+00:00

    Answer:

    Step-by-step explanation:

    -9(2) – 7 = -18 – 7 = -25

    A is the answer

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