Question
PSLE
Vincent has a string which is 38 cm long. He cuts it into three pieces. The first piece is (5i - 7) cm, the second one is i cm and the third one is 3i cm.  Find the value of i. Give your answer in cm.
2 m

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PSLE
Vincent has a string which is 38 cm long. He cuts it into three pieces. The first piece is (5i - 7) cm, the second one is i cm and the third one is 3i cm.  Find the value of i. Give your answer in cm.