SOLUTION: The length of the room is 3 times the width and the total area is 75 square meters. What is the length of the living room?
please help.
Algebra.Com
Question 584846: The length of the room is 3 times the width and the total area is 75 square meters. What is the length of the living room?
please help.
Answer by JBarnum(2146) (Show Source): You can put this solution on YOUR website!
l=3w
a=lw
a=75
75=lw
75=3w*w
75=3w^2
25=w^2
5=w
l=3(5)
l=15
RELATED QUESTIONS
Larry wants to buy some carpeting for his living room. the length of the room is 3... (answered by checkley79)
Larry wants to buy some carpeting for his living room.The length of a room is 2 times the (answered by jorel1380)
The length of Kendra's rectangular living room is 3 meters and the distance between... (answered by Alan3354)
The length of Kayla's rectangular living room is 3 meters and the distance between... (answered by solver91311)
Lisa's living room is 21 feet wide. If the length is 3 feet less than twice the width,... (answered by ewatrrr)
The length of Greg's rectangular living room is 3 meters and the distance between... (answered by addingup)
Lisa's living room is 17 feet wide. If the length is 4 feet more than twice the width,... (answered by checkley79)
Lisa's living room is 15 feet wide. If the length is 6 feet less than twice the width,... (answered by lwsshak3)
Losa's living room is 22 feet wide. If the length is 5 less than twice the width, what is (answered by ewatrrr)