SOLUTION: The length of a room is 2 more than the width If the area of the room is 80 square feet, what must be the dimensions of the room?
Anna's mom says she has two pieces of carpet. O
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Question 104284: The length of a room is 2 more than the width If the area of the room is 80 square feet, what must be the dimensions of the room?
Anna's mom says she has two pieces of carpet. One Piece has the dimensions of 8ft by 6ft. and the other has the dimensions of 5 ft. by 7 ft. Could Anna's use what her mom has to carpet the room? Will she have enough?
Answer by elima(1433) (Show Source): You can put this solution on YOUR website!
The length of a room is 2 more than the width If the area of the room is 80 square feet, what must be the dimensions of the room?
Anna's mom says she has two pieces of carpet. One Piece has the dimensions of 8ft by 6ft. and the other has the dimensions of 5 ft. by 7 ft. Could Anna's use what her mom has to carpet the room? Will she have enough?
A=LW
80=(w+2)W
(W+10)(W-8)=0
W+10=0
w=-10
w-8=0
W=8
L=10
=========
One piece of rug;
8*6=48
5*7=35
========
48+35=83
So she will have enough, and 3 feet left over.
:)
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