Question
PSLE
Brandon sold (4a + 9) rulers on Thursday. He sold a less rulers on Friday than on Thursday. How many rulers did he sell altogether? Give your answer in terms of a in the simplest form.
2 m

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PSLE
Brandon sold (4a + 9) rulers on Thursday. He sold a less rulers on Friday than on Thursday. How many rulers did he sell altogether? Give your answer in terms of a in the simplest form.