23-04-2021
Mathematics

contestada

If the perimeter of a triangle is 8x + 6y, and two of the sides are 2x + 2y and 5x − y, which is the third side?
A.x + 5y
B. x + 4y
C. 5x + y
D. 2x + 2y

Respuesta :

gayanepoghosyan gayanepoghosyan

23-04-2021

Answer:

A.x + 5y

Step-by-step explanation:

let 3rd side be z

P=2x+2y+5x-y+z=8x + 6y

7x+y+z=8x+6y

z=8x+6y-7x-y=x+5y (⇒ A)

Answer Link

KinsleyFranklin KinsleyFranklin

23-04-2021

.x +5y is the correct answer!

Answer Link

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