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6 August, 13:16

A bookcase is to have four shelves, including the top. The height of the bookcase is to be 2 feet more than the width and only 20 feet of lumber is available. Use an equation to determine the width and height of the bookcase.

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  1. 6 August, 13:22
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    4 (x+2) + 2x=206x+8=206x=12x=2 feet

    The height of the bookcase is x=2

    The width of the bookcase is x+2=2+24 feet

    Height and width are 2 feet, 4 feet
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