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A rectangular room is three times as long as it is wide, and its perimeter is 56 meters. whats the length?

A rectangular room is three times as long as it is wide, and its perimeter is 56 meters. whats the length?
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1 vote
A rectangular room is three times as long as it is wide, and its perimeter is 56 meters. whats the length?

User AxelH
by
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1 Answer

3 votes
W=3/4L
P=2L=2W
70=2L+2(3/4L)
70=2L+6L/4
70=2L+1.5L
70=3.5L
L=70/3.5
L=20 FT. ANS. FOR THE LENGTH.
W=4/4*20=15 ANS. FOR THE WIDTH


i think.
User Vlad Feinstein
by
8.2k points
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