November 25, 2015

Homework Help: math

Posted by Anonymous on Wednesday, November 24, 2010 at 11:56pm.

a drinking straw of length 21 cm is cut into 3 pieces. the first length is x cm. the second piece is 3 cm shorter than the first piece. the third piece is twice as long as the first piece. state in terms of x the length of each of the pieces.

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