Question

the perimeter of a triangle is (7x + 2y). the length of two of the sides are ( 2x + y) and ( 3x - 5y) find the length of the third side​

Answer 1

Answer:

3rd side = 2x + 6y

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

perimeter of triangle = sum of three sides

(7x + 2y) = (2x + y) + (3x - 5y) + ?

(7x + 2y) = (5x - 4y) + ?

? = 7x + 2y - 5x + 4y

Third side = (2x + 6y)