Question

The length of a rectangle, l, is six meters more than its width, w. If the perimeter of the rectangle is 36 meters, what is the length of the rectangle, in meters?
A.
12
B.
6
C.
15
D.
–12

Answer 1

2l + 2a= 36
a=l-6
2l + 2(l-6)=36
4l-12=36
4l=48
l=12
ans A

Answer 2

thank you