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Greg is thinking of a number, n and he wants his sister to guess the number. His first clue is that 3 less than 2

Greg is thinking of a number, n and he wants his sister to guess the number. His first clue is that 3 less than 2 times his number is at least 5 and at most 7. Write and solve a compound inequality that shows the range of numbers that Greg might be thinking of. Write your answer in interval notation.

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