SOLUTION: please help explain how to do this problem: The length of a rectangular wall is x units and its height is (x - 3) units. Find an expression for the perimeter of the wall.

Algebra ->  Complex Numbers Imaginary Numbers Solvers and Lesson -> SOLUTION: please help explain how to do this problem: The length of a rectangular wall is x units and its height is (x - 3) units. Find an expression for the perimeter of the wall.      Log On


   

Question 52632: please help explain how to do this problem:
The length of a rectangular wall is x units and its height is (x - 3) units. Find an expression for the perimeter of the wall.
Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
THE PERIMETER OF THIS WALL IS 2*LENGTH+2*HEIGHT OR 2X+2(X-3) OR 2X+2X-6 OR
4X-6