-27<7x-13<8 Please help do not understand

Question

-27<7x-13<8 Please help do not understand

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Eirian 5 months 2021-08-26T12:19:45+00:00 2 Answers 4 views 0

Answers ( )

    0
    2021-08-26T12:21:36+00:00

    Answer:

    -2<x<3

    Step-by-step explanation:

    0
    2021-08-26T12:21:42+00:00

    THE ANSWER IS: -2 < x < 3

    add 13 to all sides
    divide by 7 on all sides

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