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A triangle has one side length of 3x inches. A second side length is (2x+20) inches and the third side length is (4x-20). The perimeter of the triangle is 180 inches. What is the value of x?
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A triangle has one side length of 3x inches. A second side length is (2x+20) inches and the third side length is (4x-20). The perimeter of the triangle is 180 inches. What is the value of x?

User William R
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1 Answer

5 votes
The answer is x = 20 and jus to make sure you can plug it into the calculator
User Kjetil B Halvorsen
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