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Mathematics, 10.07.2019 12:00 reamy613

A21 foot beam is to be cut into three pieces so that the second and the third piece are each 3 times the length of the first piece if x represents the length of the shorter piece, find the lengths of all three pieces

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A21 foot beam is to be cut into three pieces so that the second and the third piece are each 3 times...
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