Question
PSLE
Perry has a string which is 135 cm long. He cuts it into three pieces. The first piece is (2w - 9) cm, the second one is w cm and the third one is 5w cm.  Find the value of w. Give your answer in cm.
2 m

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PSLE
Perry has a string which is 135 cm long. He cuts it into three pieces. The first piece is (2w - 9) cm, the second one is w cm and the third one is 5w cm.  Find the value of w. Give your answer in cm.