SOLUTION: The floor of a shed has an area of 54 square feet. Find the length and width if the length is 3 feet less than twice its width.
Algebra.Com
Question 60673: The floor of a shed has an area of 54 square feet. Find the length and width if the length is 3 feet less than twice its width.
Answer by checkley71(8403) (Show Source): You can put this solution on YOUR website!
AREA=LENGTH*WIDTH
54=(2W-3)W
54=2W^2-3W
2W^2-3W-54=0
(2W+9)(W-6)=0
2W+9=0
2W=-9
W=9/-2
W=-4.5 NON SOLUTION
W-6=0
W=6 SOLUTION
L=2*6-3
L=12-3
L=9 SOLUTION
PROOF
54=6*9
54=54
RELATED QUESTIONS
the floor of a shed has an area of 90 square feet. the floor is in the shape of a... (answered by Boreal)
The floor of a shed has an area of 88 square feet. The floor is in the shape of a... (answered by amarjeeth123)
How do I set this problem and solve it? I think I am missing a step.
The floor of a... (answered by josgarithmetic)
The floor of a shed given on the right has an area of 75 square feet. The floor is in... (answered by ikleyn)
The floor of a shed has an area of 70 square feet. The floor is in the shape of a... (answered by mananth)
The floor of a shed has an area of 117 square feet. The floor is in the shape of a... (answered by Alan3354)
Please help me solve this word problem:
The floor of a shed has an area of 70 square... (answered by Fombitz)
The floor of a shed has an area of 70 square ft. The floor is in the shape of a rectangle (answered by josgarithmetic,Star shadow)
The area of a rectangular floor is 105 square feet. if its length is 1 more than twice... (answered by fractalier,Boreal)