Question
PSLE
Shiyun had 2a lemons. She bought another 9 lemons and received 3a lemons from her cousins. Shiyun's sisters then ate half of the remaining lemons. How many lemons had she left? Give your answer in terms of a in the simplest form.
2 m

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PSLE
Shiyun had 2a lemons. She bought another 9 lemons and received 3a lemons from her cousins. Shiyun's sisters then ate half of the remaining lemons. How many lemons had she left? Give your answer in terms of a in the simplest form.