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29 September, 23:13

The perimeter of a rectangle is represented by the expression 6x + 4. If the width of the rectangle is represented by the expression x - 1, which expression represents the length?

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  1. 30 September, 01:56
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    Divide the perimeter by 2:

    6x + 4 / 2 = 3x+2

    This is one length plus one width.

    Now subtract the width to find the length:

    3x + 2 - x-1 = 2x + 3

    Length is 2x + 3
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