SOLUTION: A rectangle's length is 6 units greater than its width. Write an equation expressing the rectangle's area, A, as a function of w.

Algebra ->  Surface-area -> SOLUTION: A rectangle's length is 6 units greater than its width. Write an equation expressing the rectangle's area, A, as a function of w.      Log On


   



Question 1034346: A rectangle's length is 6 units greater than its width. Write an equation expressing the rectangle's area, A, as a function of w.
Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
Area A = LW but since L = W + 6, we can substitute and get
A(W) = (W+6)(W) = W^2 + 6W