Question 970296
L, length
w, width
p, perimeter
A, area


p=2w+2L,A=wL


What is known?
What is unknown?
Solve for what is unknown.


Here is a lesson just for an exercise like yours:
<a href="http://www.algebra.com/my/FIND-RECTANGLE-DIMENSIONS-USING-GIVEN-PERIMETER-AND-AREA.lesson?content_action=show_dev">http://www.algebra.com/my/FIND-RECTANGLE-DIMENSIONS-USING-GIVEN-PERIMETER-AND-AREA.lesson?content_action=show_dev</a>