Juan collects shells. He had 15 before he went on vacation. On vacation he found 4 shells per day for 3 days. Then he found 6 shells on the fourth day. Write an expression and solve it to find out how many shell he has after vacation.
3 answers
15 + (4 * 3) + 6 = ?
15 + (4 * 3) + 6 = ?
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