SOLUTION: a triangle has sides 3x+7, 4x-9, and 5x+6 whats the expression that represents its perimeter

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Question 77443: a triangle has sides 3x+7, 4x-9, and 5x+6 whats the expression that represents its perimeter
Answer by vikved(3) About Me  (Show Source):
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Perimeter of a triangle is the sum of the lengths of its sides. For example, if the three sides of a triangle are A, B and C, then the perimeter is A + B + C.
In this case 3x+7, 4x-9, and 5x+6 are the 3 sides.
therefore Perimeter = 3x+7 + 4x-9 + 5x+6
= 12x + 4.