Question
PSLE
Three boys collected pens. Mark collected 5j pens which was one third as many as what Seth collected. Asher collected 7 pens less than Mark. How many pens did they collect altogether? Give the answer in terms of j in the simplest form.
2 m

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PSLE
Three boys collected pens. Mark collected 5j pens which was one third as many as what Seth collected. Asher collected 7 pens less than Mark. How many pens did they collect altogether? Give the answer in terms of j in the simplest form.