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What does x stand for in the equation 3x = 21 ?
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5 votes
What does x stand for in the equation 3x = 21 ?

User Mike Li
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1 Answer

7 votes

Answer:

7

Explanation:

What times 3 = 21 . 7 x 3 = 21 therefore 7 is the x

User Mike Mertsock
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