SOLUTION: The length of a rectangle is six more than double the width. If the perimeter is 90 inches, find the dimensions.

Algebra ->  Rectangles -> SOLUTION: The length of a rectangle is six more than double the width. If the perimeter is 90 inches, find the dimensions.      Log On


   

Question 1021461: The length of a rectangle is six more than double the width. If the perimeter is 90 inches, find the dimensions.
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
L=6%2B2W
.
.
P=2%28L%2BW%29=90
L%2BW=45
.
.
Substituting,
6%2B2W%2BW=45
3W%2B6=45
Solve for W.
Then go back and solve for L.