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7 February, 03:36

A 40 inch board is cut into two pieces so that the longer piece is three times the lengrh of the shorter piece What are the lengths of the two cut pieces

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  1. 7 February, 03:55
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    Let X = shorter piece.

    Where:

    X + 3X = 40

    4X = 40

    X = 40 / 4

    X = 10 inches. length of the shorter piece.

    Longer piece is 3X; 3 * 10 = 30 inches in length.

    To check: X + 3X = 10 + 3 (10) = 10 + 30 = 40
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