Five times a number is 49 greater than the product of 2 and the opposite of the number, What is the number?

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Five times a number is 49 greater than the product of 2 and the opposite of the number, What is the number?

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Eirian 1 month 2021-08-12T07:42:24+00:00 1 Answers 0 views 0

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    2021-08-12T07:44:02+00:00

    Answer:

    The answer is 7

    Step-by-step explanation:

    5x+2x=49-2x+2x

    7x=49+0

    7x/7=49/7

    x=7

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