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A triangle has sides with lengths of 5x-7,3x-4 and 2x-6. What is the perimeter of the triangle?

A triangle has sides with lengths of 5x-7,3x-4 and 2x-6. What is the perimeter of the triangle?
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A triangle has sides with lengths of 5x-7,3x-4 and 2x-6. What is the perimeter of the triangle?

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User Oldman
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1 Answer

1 vote
The perimeter is the sum of all the sides, so P = (5x -7) + (3x-4) + (2x -6). Then group like terms so you have p = 5x + 3x + 2x -7-4-6 and end up with P = 10x - 17
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User Oliver Charlesworth
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