Find the perimeter of a rectangle that has a length of 2x +7 and a width of 5x.

Question

Find the perimeter of a rectangle that has a length of 2x +7 and a width of 5x.

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Dâu 2 weeks 2021-07-19T05:59:02+00:00 2 Answers 1 views 0

Answers ( )

    0
    2021-07-19T06:00:10+00:00

    Answer:

    14x + 14

    Step-by-step explanation:

    perimeter formula: 2(w+l)

    2(2x+7+5x) = 2(7x+7) = 14x+14

    0
    2021-07-19T06:00:50+00:00

    Answer:

    14x + 14

    Step-by-step explanation:

    Perimeter = 2( L + W)

    2(2x+7 + 5x) = 2(7x + 7)

    distributive property

    = 14x + 14

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