Question
PSLE
Esther had 7n guavas. She bought another 9 guavas and received 4n guavas from her friends. Esther's brothers then ate half of the remaining guavas. How many guavas had she left? Give your answer in terms of n in the simplest form.
2 m

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PSLE
Esther had 7n guavas. She bought another 9 guavas and received 4n guavas from her friends. Esther's brothers then ate half of the remaining guavas. How many guavas had she left? Give your answer in terms of n in the simplest form.