Question

if two adjacent sides of rectangle are 5x-3y and x+2 find the perimeter of the rectangle

Answer 1

perimeter of rectangle = 2( 5x - 3y + x +2 )
= 12x - 6y + 4

Answer 2

perimeter of rectangle = 2(l+b)
=2(5x-3y+x+2)
=2(6x+2-3y)
= 12x+4-6y