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10-12-2018
Mathematics

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What is the value of x? Enter your answer in the box.

What is the value of x Enter your answer in the box class=

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10-12-2018

Answer:

x = 9

Step-by-step explanation:

This is an equilateral triangle so all 3 angles are equal and their measure is 180/3 = 60 degrees

So 7x - 3 = 60

7x = 63

x = 9 (answer)

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