Question
PSLE
Ian has a wire which is 57 cm long. He cuts it into three pieces. The first piece is (3d - 3) cm, the second one is d cm and the third one is 2d cm.  Find the value of d. Give your answer in cm.
2 m

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PSLE
Ian has a wire which is 57 cm long. He cuts it into three pieces. The first piece is (3d - 3) cm, the second one is d cm and the third one is 2d cm.  Find the value of d. Give your answer in cm.