Question

perimeter of a rectangle is 20m. Its length is 2m greater than its breadth(take breadth as y)

Answer 1

4 is the answer it is very easy

Answer 2

length= 2+y
breadth=y
perimeter= 2(l+b)
20= 4+2y +2y
16=4y
y=4
breadth = 4
length= 6