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Adding 6 to triple a number gives 21
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4 votes
Adding 6 to triple a number gives 21

User Bkjvbx
by
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2 Answers

4 votes
3x+6=21 x would equal 5 because 3 x 5 = 15 and 15 + 6 = 21! answer: 5
User Dottedmag
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4.6k points
3 votes

Explanation:

Let the required number be x.


\therefore \: 3x + 6 = 21 \\

User Qianyue
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4.9k points
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