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The side lengths of a triangle are 8x+6, 5x-5, and -6x+12. Write an expression to calculate the perimeter of the triangle. (Note: Perimeter= sum of all side lengths)

Respuesta :

5naka

just sum them all,

(8x+6)+(5x-5)+(-6x+12) = 7x+13

altavistard

Answer:

7x + 13

Step-by-step explanation:

P = sum of lengths of the three sides of the triangle:

 8x + 6

 5x - 5

-6x + 12

---------------

 7x + 13 is the perimeter.

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