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a equilateral triangle has a perimeter of 21x + 9 what is the length of each side of the triangle?(hint: factor the perimeter)​

User Mivaweb
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1 Answer

4 votes

Answer:


7x + 3 \\

Explanation:

All sides in an equilateral triangle are equal so factor out three and you are left with the length of each side.


3(7x + 3)

User Anthr
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