anonymous
  • anonymous
a room has a perimeter of 48 feet. The width is 2/3 of the length. What is the dimensions of the room
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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anonymous
  • anonymous
okay lets do this together. what is the perimeter of a room, if its length is L and width is W?
anonymous
  • anonymous
p=48
anonymous
  • anonymous
no no, I am asking you the formula for perimeter of a rectangle whose length is L and width is W.

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anonymous
  • anonymous
p=2l+2w
anonymous
  • anonymous
okay great!. so 48 = 2L+2W
anonymous
  • anonymous
now, the problem states that width is 2/3rds as long as the length.
anonymous
  • anonymous
so what is the relationship between L and W?
anonymous
  • anonymous
the width is 2/3 of the length
anonymous
  • anonymous
right, so can you express that in mathematical terms?
anonymous
  • anonymous
48=2l + 2(2/3)l
anonymous
  • anonymous
great! solve for L and then get W = 2/3L
anonymous
  • anonymous
how i dont understand

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