how do you solve this as a solution 9(2 + 3x) < 72

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how do you solve this as a solution 9(2 + 3x) < 72

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Tài Đức 4 years 2021-07-24T04:34:16+00:00 1 Answers 12 views 0

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  1. binhan
    0
    2021-07-24T04:36:08+00:00
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    Answer:

    x <2

    Step-by-step explanation:

    9(2 + 3x) < 72

    Divide each side by 9

    9/9 *(2 + 3x) < 72/9

    2+3x < 8

    Subtract 2 from each side

    2+3x-2 < 8-2

    3x<6

    Divide each side by 3

    3x/3 <6/3

    x <2

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