SOLUTION: The length of a rectangle is 3 inches less than twice the width. The perimeter of the
rectangle is 90 inches. Find the dimensions of the rectangle.
Algebra.Com
Question 711201: The length of a rectangle is 3 inches less than twice the width. The perimeter of the
rectangle is 90 inches. Find the dimensions of the rectangle.
Answer by tutor_paul(519) (Show Source): You can put this solution on YOUR website!
You can write 2 equations from the given information.
Define the following variables:
L=length
W=width
P=perimeter
---------------
Solve 2nd Equation for L in terms of W:
Substitute this expression for L into the first equation, and solve for W:
----------------
Substitute this value for W into the second equation and solve for L:
=================
Good Luck,
tutor_paul@yahoo.com
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