Question

perimeter and area of the rectangle are 28, 40find its length and breadth

Answer 1

L=10
B=4
Hope this may help u
2(l+b)=28
L*b=40
Take b in terms of l from 2 equation
Equate it in the first

Answer 2

Lenght  of rectangle =10
Breadth of rectangle =4

2(l+b)=28
L*b=40
Take b in terms of l from 2 equation
Equate it in the first