SOLUTION: The width of a rectangle is five less than twice the length. What is the minimum area of such a rectangle?

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Question 211293: The width of a rectangle is five less than twice the length. What is the minimum area of such a rectangle?
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
W=2L-5
SEEING AS THE WIDTH CAN'T BE A NEGATIVE VALUE THEN L MUST BE >2.5.
W>2*2.5-5
W>5-5
W>0
THEREFORE: THE LENGTH MUST BE > 2.5.
LET L=2.500000000001
W>2*2.50000000001-5
W>5.00000000002-5
W>.00000000002
AREA=LW
AREA=2.500000000002*.00000000002
AREA~.5*10^-11