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John constructs various sizes of rectangular desktops. He designs these desktops so that the length is 5 inches longer than the width.

a) Write a linear equation for the perimeter P, in terms of its width, w
b) If the perimeter of the desk is 130 inches, what is the length of the desk?


Use area of rec=l*b
1 4 1
  if P is taken as perimeter, and w as width.
  then the length will be w+5

b) If perimeter is 130 in

So the length will be 35 in.
0 0 0
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