(A) Single Step Equations 1) X + 7 = 9

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(A) Single Step Equations
1) X + 7 = 9

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Thu Thảo 2 months 2021-07-24T04:16:16+00:00 2 Answers 3 views 0

Answers ( )

    0
    2021-07-24T04:18:00+00:00

    first -7 from both sides
    then you should get 2
    so x=2

    0
    2021-07-24T04:18:09+00:00

    Answer:

    x=2

    Step-by-step explanation:

    subtract 7 on both sides

    9-7=2

    x=2

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