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Explain how you found it

Explain how you found it-example-1
User Sswierczek
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1 Answer

3 votes

Answer:

x = 7

Explanation:

Because side lablled as 21, has the equal lenght to 3x, 3 multiplied by x would be 21.

3 * 7 = 21

User Nikhil Sahu
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