Question
PSLE
Sam has a thread which is 59 cm long. He cuts it into three pieces. The first piece is (2a - 5) cm, the second one is a cm and the third one is 5a cm.  Find the value of a. Give your answer in cm.
2 m

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PSLE
Sam has a thread which is 59 cm long. He cuts it into three pieces. The first piece is (2a - 5) cm, the second one is a cm and the third one is 5a cm.  Find the value of a. Give your answer in cm.