Question

opposite sides of rectangle are 3X+2 and 5X-2 ( equation in two variable)​

Answer 1

Answer:

so what ? u need area or perimetre ?

Step-by-step explanation:

Answer 2

Answer:

Correct option is

B

20x²−10y²−2xy.

Adjacent sides in rectangle are lenght and base

Perimeter of rectangle =2(length+breadth)

Perimeter =2(3x²−5y²+7x²−xy)

Perimeter =2(10x²−5y²−xy)

Perimeter =20x²−10y²−2xy.